{"cik":1633651,"entityName":"Tallgrass Energy, LP","facts":{"dei":{"EntityPublicFloat":{"label":"Entity Public Float","description":"The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.","units":{"USD":[{"end":"2015-06-30","val":1512600000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q2I"},{"end":"2016-06-30","val":1057700000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q2I"},{"end":"2017-06-30","val":1452600000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q2I"},{"end":"2018-06-30","val":1264200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q2I"},{"end":"2019-06-28","val":3204000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2I"}]}}},"us-gaap":{"AccountsAndOtherReceivablesNetCurrent":{"label":"Accounts and Other Receivables, Net, Current","description":"Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2017-12-31","val":56727000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":56727000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":56727000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":56727000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-01-01","val":56727000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12"},{"end":"2018-03-31","val":63362000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":149083000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":168097000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":151414000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":151414000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":151414000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":151414000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":151414000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":143949000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":148470000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":159202000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":226756000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AccountsPayableCurrent":{"label":"Accounts Payable, Current","description":"Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2014-12-31","val":62329000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":62329000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":62329000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":62329000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":64047000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":28583000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":19627000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":22218000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":22218000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":22218000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":22218000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":22218000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":17794000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":17451000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":17046000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":24403000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":24449000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":24449000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":24449000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":24449000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":22050000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":24227000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":69620000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":98882000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":98882000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":98882000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":98882000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":104224000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":121372000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":196705000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":223148000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":201512000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":201512000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":201512000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":201512000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":201512000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":187321000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":181726000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":196033000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":246347000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AccountsPayableRelatedPartiesCurrent":{"label":"Accounts Payable, Related Parties, Current","description":"Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2014-12-31","val":3915000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":3915000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":3915000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":3915000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3772000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3581000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":7755000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":7755000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":7755000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":7755000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":7755000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":4341000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":7086000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":6097000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":5768000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":5824000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":5824000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":5824000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":5824000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6067000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":5778000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":5955000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":5342000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":5342000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":5342000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":5342000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":5342000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"AccountsReceivableNetCurrent":{"label":"Accounts Receivable, after Allowance for Credit Loss, Current","description":"Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.","units":{"USD":[{"end":"2014-12-31","val":39768000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":39768000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":39768000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":39768000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":46268000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":51521000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":52926000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":57742000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":57757000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":57757000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":57757000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":57757000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":53330000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":53033000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":53085000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":59469000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":59536000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":59536000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":59536000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":59536000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":57274000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":58157000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":95629000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":119955000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":118615000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":118615000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":118615000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":119955000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":131401000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":213973000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":235700000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":236097000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":236097000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q4I"},{"end":"2019-03-31","val":227284000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"}]}},"AccountsReceivableRelatedPartiesCurrent":{"label":"Accounts Receivable, Related Parties, Current","description":"Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2014-12-31","val":73393000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":73393000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":73393000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":73393000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":15000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":15000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":15000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":15000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":15000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":31000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":126000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":560000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":590000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":590000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":590000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":590000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1266000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1029000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1052000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1340000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":1340000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":1340000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":1340000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":1340000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-01-01","val":1340000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12"},{"end":"2018-03-31","val":4472000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2923000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3369000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":3748000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3748000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":3748000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":3748000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":3748000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":3480000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3887000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3379000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":16769000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AccrualForEnvironmentalLossContingencies":{"label":"Accrual for Environmental Loss Contingencies","description":"Total costs accrued as of the balance sheet date for environmental loss contingencies.","units":{"USD":[{"end":"2014-12-31","val":5300000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":5300000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":5300000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":5300000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5200000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":5100000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":5000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":4800000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":4800000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":4800000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":4800000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":4800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":4600000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":4400000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":4300000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":4000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":4000000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":4000000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":4000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":4000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":3800000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":7200000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":7700000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":7700000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":7700000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":7700000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":7700000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":7700000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":7700000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":7600000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":7500000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":7400000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":7400000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":7400000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":7400000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":7400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":6800000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":6700000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":6400000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":6300000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AccrualForTaxesOtherThanIncomeTaxesCurrent":{"label":"Accrual for Taxes Other than Income Taxes, Current","description":"Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2014-12-31","val":3989000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":3989000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":3989000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":3989000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":15308000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":12206000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":16624000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":13844000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":13844000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":13844000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":13844000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":13844000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":19450000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":15298000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":20676000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":16328000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":16996000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":16996000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":16996000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":16996000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":21857000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":17246000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":22890000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":19272000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":19272000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":19272000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":19272000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":19272000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":24181000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":19221000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":25437000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":20734000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":20734000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":20734000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":20734000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":20734000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":26962000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":21366000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":28427000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":24921000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AccruedLiabilitiesCurrent":{"label":"Accrued Liabilities, Current","description":"Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2014-12-31","val":9384000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":9384000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":9384000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":9384000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":6447000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6915000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":8924000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":10206000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":10206000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":10206000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":10206000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":10206000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":6653000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":8234000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":10273000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":16578000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":16755000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":16755000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":16755000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":16755000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6796000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":18662000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":11183000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":35707000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":35707000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":10540000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":10540000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":10540000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":37028000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":14653000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":18032000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":23287000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":23287000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":23287000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":23287000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":23287000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":9975000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":15750000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":21795000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":50988000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment":{"label":"Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment","description":"Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.","units":{"USD":[{"end":"2014-12-31","val":59200000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":59200000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":59200000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":59200000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":77390000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":94454000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":114422000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":133427000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":133427000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":133427000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":133427000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":133427000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":152821000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":171590000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":180193000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":193726000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":195860000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":195860000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":195860000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":195860000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":215053000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":235539000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":257888000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":279192000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":279192000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":279192000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":279192000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":279192000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":314364000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":339245000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":356925000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":380351000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":380351000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":380351000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":380351000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":380351000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":405601000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":430252000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":456512000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":482176000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities":{"label":"Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities","description":"The aggregate amount of adjustments to net income or loss necessary to remove the effects of all items whose cash effects are investing or financing cash flows. The aggregate amount also includes all noncash expenses and income items which reduce or increase net income and are thus added back or deducted when calculating cash provided by or used in operating activities.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":10446000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":9711000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":9711000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-1621000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-1079000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":-6772000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":9226000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":9226000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-9400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":207000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":-12024000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-6504000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":-10507000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":-4681000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":-11451000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":-2382000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":-13047000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":1536000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":1666000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":107000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":1897000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation":{"label":"Share-based Payment Arrangement, Decrease for Tax Withholding Obligation","description":"Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.","units":{"USD":[{"start":"2019-01-01","end":"2019-03-31","val":13260000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":13260000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1"}]}},"AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue":{"label":"APIC, Share-based Payment Arrangement, Increase for Cost Recognition","description":"Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":11993000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":3322000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":3322000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1"},{"start":"2018-04-01","end":"2018-06-30","val":206000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":206000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-07-01","end":"2018-09-30","val":2047000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":9493000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-17120000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":-17120000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1"},{"start":"2019-04-01","end":"2019-06-30","val":-3450000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":-3450000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q2"},{"start":"2019-07-01","end":"2019-09-30","val":2676000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":-31293000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"AllocatedShareBasedCompensationExpense":{"label":"Share-based Payment Arrangement, Expense","description":"Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.","units":{"USD":[{"start":"2015-01-01","end":"2015-09-30","val":200000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":200000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":500000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":500000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":500000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":1400000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":1400000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":1400000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":1600000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":1600000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":1600000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":7600000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":7600000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":31600000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"AllowanceForDoubtfulAccountsReceivable":{"label":"Accounts Receivable, Allowance for Credit Loss","description":"Amount of allowance for credit loss on accounts receivable.","units":{"USD":[{"end":"2014-12-31","val":500000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":500000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":500000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":500000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":500000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":500000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":700000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":600000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":600000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":600000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":600000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":500000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":500000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":7700000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":7700000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":700000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AmortizationOfIntangibleAssets":{"label":"Amortization of Intangible Assets","description":"The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":3000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":6200000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":6200000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":8000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":8000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":8000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":3000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":3000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":3000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":3800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":3800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":3800000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":8100000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":8100000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":19400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"Assets":{"label":"Assets","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2014-12-31","val":2457197000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":2457197000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":2457197000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":2457197000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2453551000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2925162000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2944727000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3038770000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3484907000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":3452206000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":3542238000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":4073410000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":4219188000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":4403146000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":4993660000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":5178196000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":5670040000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":6069225000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":6197994000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":6202897000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":6214086000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"AssetsCurrent":{"label":"Assets, Current","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2014-12-31","val":132281000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":132281000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":132281000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":132281000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":63552000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":73746000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":90825000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":77846000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":77846000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":77846000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":77846000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":77846000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":74303000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":75051000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":98237000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":94117000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":95280000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":95280000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":95280000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":95280000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":82699000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":78294000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":113508000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":157322000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":157322000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":157322000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":157322000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":157322000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":184423000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":255819000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":290251000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":291825000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":291825000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":291825000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":291825000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":291825000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":288499000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":293730000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":318073000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":395246000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"BusinessAcquisitionPercentageOfVotingInterestsAcquired":{"label":"Business Acquisition, Percentage of Voting Interests Acquired","description":"Percentage of voting equity interests acquired at the acquisition date in the business combination.","units":{"pure":[{"end":"2014-05-13","val":0.8,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1I"}]}},"BusinessAcquisitionsProFormaNetIncomeLoss":{"label":"Business Acquisition, Pro Forma Net Income (Loss)","description":"The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":2900000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-12-31","val":10982000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":10982000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5137000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-04-01","end":"2015-06-30","val":4751000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":14330000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":4440000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":32022000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":32022000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":44379000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":9890000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":21896000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":10787000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":34311000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":34311000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":11939000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":20606000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":25951000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":36384000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":6083000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-129401000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-129155000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-129155000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":16761000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":17824000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":18054000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":1230000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":77374000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":78695000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":60641000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":140005000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":141988000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":123041000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":71820000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":195565000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":72524000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":249644000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"BusinessAcquisitionsProFormaRevenue":{"label":"Business Acquisition, Pro Forma Revenue","description":"The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":96700000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-12-31","val":373470000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":373470000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":115147000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-04-01","end":"2015-06-30","val":133447000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":387245000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":138651000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":538033000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":538033000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":544497000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":248594000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":465232000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":158642000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":632528000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":632528000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":146716000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":309893000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":492625000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":488076000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":177022000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":667391000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":686803000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":686803000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":179522000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":373111000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":378772000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":197068000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":573431000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":583788000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":205016000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":813286000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":827998000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":413668000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":212687000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":640377000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":226709000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":873340000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill":{"label":"Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill","description":"Amount of intangible assets, excluding goodwill, acquired at the acquisition date.","units":{"USD":[{"end":"2018-11-05","val":35000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-11-05","val":35000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3I"}]}},"BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet":{"label":"Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net","description":"Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.","units":{"USD":[{"end":"2017-08-03","val":36030000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q2I"}]}},"BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain":{"label":"Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain","description":"In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":9388000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":9388000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":9388000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":9388000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":9388000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-09-30","val":9728000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":9728000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":9728000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":9728000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"CapitalExpendituresIncurredButNotYetPaid":{"label":"Capital Expenditures Incurred but Not yet Paid","description":"Future cash outflow to pay for purchases of fixed assets that have occurred.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":8975000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1336000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":5276000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":8517000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":5755000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":18874000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":22051000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":13134000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":8143000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"CapitalLeaseObligations":{"label":"Capital Lease Obligations","description":"Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.","units":{"USD":[{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3I"},{"end":"2018-12-31","val":30700000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDue":{"label":"Capital Leases, Future Minimum Payments Due","description":"Amount of minimum lease payments for capital leases.","units":{"USD":[{"end":"2018-12-31","val":20015000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":20015000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":20015000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":20015000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":20015000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDueCurrent":{"label":"Capital Leases, Future Minimum Payments Due, Next Twelve Months","description":"Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDueInFiveYears":{"label":"Capital Leases, Future Minimum Payments Due in Five Years","description":"Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDueInFourYears":{"label":"Capital Leases, Future Minimum Payments Due in Four Years","description":"Amount of minimum lease payments for capital leases due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDueInThreeYears":{"label":"Capital Leases, Future Minimum Payments Due in Three Years","description":"Amount of minimum lease payments for capital leases due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDueInTwoYears":{"label":"Capital Leases, Future Minimum Payments Due in Two Years","description":"Amount of minimum lease payments for capital leases due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CapitalLeasesFutureMinimumPaymentsDueThereafter":{"label":"Capital Leases, Future Minimum Payments Due Thereafter","description":"Amount of minimum lease payments for capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2018-12-31","val":17770000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":17770000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":17770000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":17770000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":17770000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"CashAndCashEquivalentsAtCarryingValue":{"label":"Cash and Cash Equivalents, at Carrying Value","description":"Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.","units":{"USD":[{"end":"2012-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2013-12-31","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2013-12-31","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2013-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1I"},{"end":"2014-06-30","val":26000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2I"},{"end":"2014-09-30","val":885000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3I"},{"end":"2014-12-31","val":867000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":867000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":867000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":867000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2014-12-31","val":867000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2014-12-31","val":867000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2014-12-31","val":867000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2014-12-31","val":867000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2014-12-31","val":867000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":876000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2015-03-31","val":876000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2278000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2015-06-30","val":2278000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":19009000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2015-09-30","val":19009000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2015-12-31","val":2234000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3799000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2016-03-31","val":3799000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2623000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2016-06-30","val":2623000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1359000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2016-09-30","val":1359000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2016-12-31","val":2459000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2053000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2017-03-31","val":2053000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":873000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2017-06-30","val":873000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":3279000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2017-09-30","val":3279000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2017-12-31","val":2593000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-03-31","val":4255000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2018-03-31","val":4255000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1I"},{"end":"2018-06-30","val":5031000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2018-06-30","val":5031000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2I"},{"end":"2018-09-30","val":5521000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2018-09-30","val":5521000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3I"},{"end":"2018-12-31","val":9596000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":9596000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":9596000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":9596000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":9596000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":15042000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":9429000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":15967000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":9394000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"CashAndCashEquivalentsPeriodIncreaseDecrease":{"label":"Cash and Cash Equivalents, Period Increase (Decrease)","description":"Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":26000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":885000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":867000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":867000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":9000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1411000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":1411000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":18142000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":18142000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":1367000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":1367000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":1367000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1565000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":1565000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":389000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":389000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":-875000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-875000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":225000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":225000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":225000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-406000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":-406000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-1586000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":-1586000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":820000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":820000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":134000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":134000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":134000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1662000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":1662000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":2438000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":2438000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":2928000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":2928000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":7003000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":7003000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":5446000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-167000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":6371000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":-202000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"CashCollateralForBorrowedSecurities":{"label":"Cash Collateral for Borrowed Securities","description":"Carrying amount as of the balance sheet date of cash collateral held for borrowed securities, for which the cash is restricted as to withdrawal or usage.","units":{"USD":[{"end":"2015-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"}]}},"ContractWithCustomerAssetNet":{"label":"Contract with Customer, Asset, after Allowance for Credit Loss","description":"Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.","units":{"USD":[{"end":"2017-12-31","val":61888000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":61888000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":61888000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":61888000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-01-01","val":61888000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12"},{"end":"2018-03-31","val":68039000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":64890000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":67603000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":80935000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":80935000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":80935000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":80935000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":80935000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":79855000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":83308000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":83712000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":80756000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"ContractWithCustomerLiability":{"label":"Contract with Customer, Liability","description":"Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.","units":{"USD":[{"end":"2018-01-01","val":88471000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-12-31","val":111095000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":127932000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"ContractWithCustomerLiabilityRevenueRecognized":{"label":"Contract with Customer, Liability, Revenue Recognized","description":"Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":3100000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":7300000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":4200000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":9300000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":2000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":12000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":-11989000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":1600000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":6500000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":4900000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":17000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":10500000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":-19086000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ContributionOfProperty":{"label":"Contribution of Property","description":"Value of property contributed in noncash investing and financing activities.","units":{"USD":[{"end":"2019-01-01","val":86900000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-01-01","val":86900000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q4I"},{"start":"2019-01-01","end":"2019-03-31","val":86891000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"}]}},"CostOfGoodsAndServicesSold":{"label":"Cost of Goods and Services Sold","description":"The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":131095000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":48206000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":85420000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":37214000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":131187000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":45767000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":167545000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":167545000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":19593000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":19593000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":36773000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":36773000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":17180000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":17180000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":54959000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":54959000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":18186000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":18186000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":75285000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":75285000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":75285000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":13568000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":13568000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":29526000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":29526000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":15958000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":15958000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":48116000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":47845000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":18590000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":18319000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":71920000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":71650000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":12370000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":12370000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":31756000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":31756000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":19386000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":19386000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":58740000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":26984000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":91213000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":26351000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":54045000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":27694000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"CostOfServicesEnvironmentalRemediation":{"label":"Cost of Services, Environmental Remediation (Deprecated 2018-01-31)","description":"Cost incurred in providing environmental engineering and consulting; environmental testing and analysis; and remediation services during the reporting period.","units":{"USD":[{"start":"2016-01-01","end":"2017-12-31","val":21800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2017-12-31","val":21800000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2016-01-01","end":"2017-12-31","val":21800000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"}]}},"CostsAndExpenses":{"label":"Costs and Expenses","description":"Total costs of sales and operating expenses for the period.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":256527000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":78250000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":149095000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":70845000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":227468000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":78373000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":318143000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":318143000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":88957000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":88957000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":165822000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":165822000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":76865000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":76865000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":251585000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":251585000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":85763000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":85763000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":339566000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":339566000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":336432000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":84936000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":83723000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":172520000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":177980000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":87584000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":94257000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":260615000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":264305000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":88095000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":86325000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":350948000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":353244000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":353244000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":81174000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":81174000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":175093000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":175093000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":93919000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":93919000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":276959000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":276959000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":101866000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":101866000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":384051000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":384051000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":384051000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":97181000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":97181000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":211495000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":211495000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":114314000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":114314000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":321731000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":321731000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":110236000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":110236000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":442628000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":442628000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":126888000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":248816000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":121928000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":369659000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":120843000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":515788000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption":{"label":"Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31)","description":"Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.","units":{"USD":[{"end":"2018-01-01","val":44100000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2018-01-01","val":44100000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2018-01-01","val":44100000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2018-01-01","val":44100000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-01-01","val":44131000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-01-01","val":44131000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-01-01","val":44131000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"}]}},"CurrentFederalTaxExpenseBenefit":{"label":"Current Federal Tax Expense (Benefit)","description":"Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2019-01-01","end":"2019-12-31","val":728000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"CurrentIncomeTaxExpenseBenefit":{"label":"Current Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.","units":{"USD":[{"start":"2019-04-01","end":"2019-06-30","val":53000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-07-01","end":"2019-09-30","val":237000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"}]}},"CustomerAdvancesAndDeposits":{"label":"Customer Advances and Deposits","description":"Refundable consideration, usually cash, held by the entity pending satisfactory completion of the entity's obligations or pending the closing of a contract.","units":{"USD":[{"end":"2014-12-31","val":3100000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4700000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":4700000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":4900000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":4900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":4900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"}]}},"DebtInstrumentInterestRateEffectivePercentage":{"label":"Debt Instrument, Interest Rate, Effective Percentage","description":"Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.","units":{"pure":[{"end":"2017-12-31","val":0.0331,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0.0353,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0.0405,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0.0398,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2019-03-31","val":0.0452,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0.0446,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0.0435,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"}]}},"DebtInstrumentUnamortizedPremium":{"label":"Debt Instrument, Unamortized Premium","description":"Amount, after accumulated amortization, of debt premium.","units":{"USD":[{"end":"2018-12-31","val":3379000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":3379000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":3379000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":3379000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":3291000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3204000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3116000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3028000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DebtWeightedAverageInterestRate":{"label":"Debt, Weighted Average Interest Rate","description":"Weighted average interest rate of debt outstanding.","units":{"pure":[{"end":"2015-03-31","val":0.022,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2017-12-31","val":0.0324,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0.0327,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0.0384,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0.0354,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2019-03-31","val":0.04,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0.039,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0.0354,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"}]}},"DeferredCostsAndOtherAssets":{"label":"Deferred Costs and Other Assets","description":"Amount of deferred cost assets and assets classified as other.","units":{"USD":[{"end":"2014-12-31","val":18481000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":18481000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":18481000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":18481000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":17397000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":16651000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":15649000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":14894000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":14894000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":14894000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":14894000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":14894000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":14046000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":13232000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":10816000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":9637000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":11037000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":11037000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":11037000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":11037000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":9242000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":11362000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":3016000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2694000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2694000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":2694000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":2694000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":2694000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":5018000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":3529000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3527000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":3962000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":14952000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":14952000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":14952000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":14952000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":16442000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":30685000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":31753000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":36988000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredFederalIncomeTaxExpenseBenefit":{"label":"Deferred Federal Income Tax Expense (Benefit)","description":"Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":5675000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":5675000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":5675000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":15587000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":15587000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":15587000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":200787000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":200787000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":200787000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":41585000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":41585000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":65009000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DeferredFinanceCostsNet":{"label":"Debt Issuance Costs, Net","description":"Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2017-12-31","val":17737000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":17737000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":17737000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q4I"},{"end":"2018-03-31","val":17628000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":17000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":20793000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":21421000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":21421000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":21421000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":21421000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":20575000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":19714000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":18848000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":18004000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredFinanceCostsNoncurrentNet":{"label":"Debt Issuance Costs, Noncurrent, Net","description":"Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2014-12-31","val":5528000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":5528000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":5528000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":5528000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5119000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6371000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":6114000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":6638000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":6638000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":6638000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":6638000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":6638000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":7546000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":8344000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":7014000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":6042000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":6042000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":6042000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":6042000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":6042000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":5039000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":14179000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":13326000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":12563000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":12563000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":12563000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":12563000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":12563000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":11769000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":11116000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":11778000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":10990000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"DeferredIncomeTaxExpenseBenefit":{"label":"Deferred Income Tax Expense (Benefit)","description":"Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":2791000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":9583000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":6792000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":12792000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":3209000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":2664000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":2664000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":12340000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":12340000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":9676000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":9676000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":24982000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":24982000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":12642000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":12642000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":208458000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":208458000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":208458000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":6692000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":6692000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":23501000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":16809000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":35498000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":11997000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":55709000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":55709000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":17066000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-12-31","val":69865000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DeferredOtherTaxExpenseBenefit":{"label":"Deferred Other Tax Expense (Benefit)","description":"Amount of other deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. For example, but not limited to, acquisition-date income tax benefits or expenses recognized from changes in the acquirer's valuation allowance for its previously existing deferred tax assets resulting from a business combination and adjustments to beginning-of-year balance of a valuation allowance because of a change in circumstance causing a change in judgment about the realizability of the related deferred tax asset in future periods.","units":{"USD":[{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1772000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":3600000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":3600000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-03-31","val":2791000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":2791000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":9583000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":9583000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":12792000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":12792000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-03-31","val":2664000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":2664000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":12340000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":12340000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":24982000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":24982000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-03-31","val":6692000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":6692000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":23501000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":35498000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2019-01-01","end":"2019-03-31","val":17066000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"}]}},"DeferredRevenueAdditions":{"label":"Deferred Revenue, Additions","description":"Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an Entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.","units":{"USD":[{"start":"2018-01-01","end":"2018-12-31","val":34613000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":35923000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DeferredRevenueCurrent":{"label":"Deferred Revenue, Current","description":"Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.","units":{"USD":[{"end":"2014-12-31","val":5468000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":5468000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":5468000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-06-30","val":9882000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":19786000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":26511000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":26511000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":26511000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":26511000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":26511000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":33823000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":42901000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":52138000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":60757000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":60757000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":60757000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":60757000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":60757000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":77067000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":85566000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":87979000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":88471000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":88471000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":88471000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":88471000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":88471000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":99922000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":99991000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":103652000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":111095000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":111095000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":111095000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":111095000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":111095000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":123184000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":127353000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":125198000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":127932000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredStateAndLocalIncomeTaxExpenseBenefit":{"label":"Deferred State and Local Income Tax Expense (Benefit)","description":"Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":-12952000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-12952000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-12952000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":2154000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":2154000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":2154000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":7671000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":7671000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":7671000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":14124000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":14124000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":4856000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DeferredTaxAssetsGross":{"label":"Deferred Tax Assets, Gross","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.","units":{"USD":[{"end":"2016-12-31","val":521454000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":317768000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":317768000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":278302000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":278302000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":318202000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxAssetsInvestmentInSubsidiaries":{"label":"Deferred Tax Assets, Investment in Subsidiaries","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the entity's investment in its wholly-owned subsidiaries.","units":{"USD":[{"end":"2015-12-31","val":435512000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":435512000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":473888000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":473888000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":269136000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":269136000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":198290000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":198290000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":149336000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxAssetsLiabilitiesNet":{"label":"Deferred Tax Assets, Net","description":"Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.","units":{"USD":[{"end":"2015-05-12","val":445200000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-05-12","val":445200000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2015-05-12","val":445200000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2015-05-12","val":445200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2015Q1I"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-11-17","val":86800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-11-17","val":86800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":318202000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxAssetsLiabilitiesNetNoncurrent":{"label":"Deferred Tax Assets, Net, Noncurrent","description":"Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting and classified as noncurrent.","units":{"USD":[{"end":"2014-12-31","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-05-12","val":443356000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2015-05-12","val":445128000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2015-05-12","val":445200000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2015Q1I"},{"end":"2015-06-30","val":441584000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":441528000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":452430000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":449640000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":442846000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":439638000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":521454000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":518790000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":509114000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":496472000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":312997000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":306304000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-14","val":15400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12"},{"end":"2018-06-30","val":298112000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":291886000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":273531000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-11","val":123100000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-03-11","val":123100000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2019-03-11","val":115400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12"},{"end":"2019-03-31","val":379422000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":357429000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":334970000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":318202000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxAssetsOperatingLossCarryforwards":{"label":"Deferred Tax Assets, Operating Loss Carryforwards","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.","units":{"USD":[{"end":"2015-12-31","val":16918000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":16918000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":47566000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":47566000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":48632000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":48632000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":80012000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":80012000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":168866000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxAssetsValuationAllowance":{"label":"Deferred Tax Assets, Valuation Allowance","description":"Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.","units":{"USD":[{"end":"2017-12-31","val":4771000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":4771000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":4771000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":4771000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxLiabilities":{"label":"Deferred Tax Liabilities, Net","description":"Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.","units":{"USD":[{"end":"2018-12-31","val":817000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":8730000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates":{"label":"Deferred Tax Liabilities, Investment in Noncontrolled Affiliates","description":"Amount of deferred tax liability attributable to taxable temporary differences from investments in unconsolidated subsidiaries and investments in other affiliates which are not controlled nor consolidated.","units":{"USD":[{"end":"2018-12-31","val":817000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":817000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":523000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"DeferredTaxLiabilitiesPropertyPlantAndEquipment":{"label":"Deferred Tax Liabilities, Property, Plant and Equipment","description":"Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.","units":{"USD":[{"end":"2019-12-31","val":8207000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"Depreciation":{"label":"Depreciation","description":"The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":36600000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":40900000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":40900000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":75500000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":75500000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":76300000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":81900000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":83200000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":83200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":86900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":86900000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":86900000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":102700000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":102700000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":109400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DepreciationAndAmortization":{"label":"Depreciation, Depletion and Amortization, Nonproduction","description":"The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":39917000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":8309000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":17834000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":9525000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":27905000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":10071000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":47048000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":47048000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":20605000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":20605000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":40960000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":40960000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":20355000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":20355000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":61762000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":61762000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":20802000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":20802000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":83476000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":83476000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":84258000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21692000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":22007000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":43268000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":43897000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":21576000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":21890000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":64099000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":65074000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":20831000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":21177000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":84896000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":86247000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":86247000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":21403000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":21403000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":43494000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":43494000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":22091000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":22091000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":67276000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":67276000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":23782000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":23782000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":90800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":90800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":90800000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":26123000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":26123000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":53813000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":53813000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":27690000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":27690000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":81408000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":81408000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":27595000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":27595000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":110862000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":110862000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":31001000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":63981000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":32980000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":95778000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":31797000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":128825000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DepreciationDepletionAndAmortization":{"label":"Depreciation, Depletion and Amortization","description":"The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":41663000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":8638000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18470000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":28946000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":49041000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":49041000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":21557000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":21557000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":44677000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":42905000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":64755000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":64755000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":87586000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":87586000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":89168000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":22958000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":23473000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":46272000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":47302000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":69008000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":70583000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":91886000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":94038000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":94038000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":23694000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":23694000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":47939000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":47939000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":73087000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":73087000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":98537000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":98537000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":98537000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":27620000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":27620000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":56955000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":56955000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":86121000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":86121000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":117430000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":117430000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":32799000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":67434000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":100818000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":135495000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed":{"label":"Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed","description":"Amount, after the effects of master netting arrangements, of derivative assets, securities purchased under agreements to resell and securities borrowed. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2015-03-31","val":90000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-09-30","val":218000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"}]}},"DerivativeAssetsCurrent":{"label":"Derivative Asset, Current","description":"Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2014-12-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q4I"},{"end":"2015-03-31","val":90000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-09-30","val":218000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-06-30","val":148000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":25690000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":10967000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":10967000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":10967000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":10967000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":10967000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":304000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":220000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q4I"},{"end":"2018-03-31","val":306000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"}]}},"DerivativeAssetsNoncurrent":{"label":"Derivative Asset, Noncurrent","description":"Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2015-12-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q4I"},{"end":"2016-01-01","val":46000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2016-01-01","val":46000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2016-01-01","val":46000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2016-01-01","val":46000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-03-31","val":37014000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":55967000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-01","val":46000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2016-09-01","val":46000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016Q3I"}]}},"DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet":{"label":"Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net","description":"Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-8946000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-8946000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":10007000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":10007000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":18953000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":18953000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":5588000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":5588000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-4419000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-4419000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-1291000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":-1291000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1885000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1885000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":1885000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":1885000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"DerivativeLiabilitiesCurrent":{"label":"Derivative Liability, Current","description":"Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2014-12-31","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q4I"},{"end":"2015-06-30","val":41000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":44000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":351000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":197000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":556000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":556000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":556000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":556000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":556000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":473000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2368000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2368000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"}]}},"DilutiveSecuritiesEffectOnBasicEarningsPerShareOther":{"label":"Dilutive Securities, Effect on Basic Earnings Per Share, Dilutive Convertible Securities","description":"Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise of dilutive convertible securities excluding adjustments related to ESOP convertible preferred stock, stock options, and restrictive stock units.","units":{"USD":[{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":2000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":2000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":2000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":2000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":6000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":6000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-05-12","end":"2015-12-31","val":6000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":1000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":1000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":3000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":3000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":3000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":3000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":9000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":9000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":9000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":8000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":8000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":64000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":64000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":38000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":38000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":132000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":132000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":64000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":64000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":69000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":69000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":1097000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":1097000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":304000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":304000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":2108000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":2108000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":206000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":557000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":326000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":801000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":264000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":1137000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DistributionMadeToLimitedPartnerCashDistributionsPaid":{"label":"Distribution Made to Limited Partner, Cash Distributions Paid","description":"Amount of cash distribution paid to unit-holder of limited partnership (LP).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":3484000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":3484000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":10356000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":10356000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":10356000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":8256000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":8256000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":18278000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":18278000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":29971000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":29971000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":42499000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":42499000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":16116000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":16116000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":32813000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":52704000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-12-31","val":73321000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":21346000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"}]}},"Dividends":{"label":"Dividends","description":"Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":28316000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":28316000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":28316000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1"},{"start":"2018-04-01","end":"2018-06-30","val":77052000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-04-01","end":"2018-06-30","val":77052000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":77052000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-07-01","end":"2018-09-30","val":79717000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-07-01","end":"2018-09-30","val":79717000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-07-01","end":"2018-09-30","val":79717000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-10-01","end":"2018-12-31","val":81304000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-10-01","end":"2018-12-31","val":81304000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-10-01","end":"2018-12-31","val":81304000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":94975000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":94975000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":94975000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1"},{"start":"2019-04-01","end":"2019-06-30","val":96767000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":96767000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q2"},{"start":"2019-07-01","end":"2019-09-30","val":98559000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"}]}},"DividendsCommonStockCash":{"label":"Dividends, Common Stock, Cash","description":"Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":73321000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":21346000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":21346000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1"},{"start":"2018-04-01","end":"2018-06-30","val":28316000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":28316000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-07-01","end":"2018-09-30","val":77052000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":206431000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":81304000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":81304000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1"},{"start":"2019-04-01","end":"2019-06-30","val":94975000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":94975000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q2"},{"start":"2019-07-01","end":"2019-09-30","val":96767000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":371605000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"DividendsPayableAmountPerShare":{"label":"Dividends Payable, Amount Per Share","description":"The per share amount of a dividend declared, but not paid, as of the financial reporting date.","units":{"USD/shares":[{"end":"2018-03-31","val":0.4875,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-03-31","val":0.4875,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-03-31","val":0.4875,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0.4975,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-06-30","val":0.4975,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-06-30","val":0.4975,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0.51,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-09-30","val":0.51,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-09-30","val":0.51,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3I"},{"end":"2018-12-31","val":0.52,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":0.52,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":0.52,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q4I"},{"end":"2019-03-31","val":0.53,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2019-03-31","val":0.53,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-03-31","val":0.53,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0.54,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-06-30","val":0.54,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0.55,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"}]}},"DueToRelatedPartiesCurrentAndNoncurrent":{"label":"Due to Related Parties","description":"Carrying amount as of the balance sheet date of obligations due all related parties.","units":{"USD":[{"end":"2014-12-31","val":3915000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":3915000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3772000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"}]}},"EarningsPerShareBasic":{"label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","units":{"USD/shares":[{"start":"2015-01-01","end":"2015-06-30","val":0.05,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.14,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":0.14,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.51,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0.51,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0.51,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.37,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.23,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":0.23,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":0.38,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":0.38,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":0.55,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0.55,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0.55,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":0.17,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":0.17,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0.36,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":0.36,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":0.63,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":0.63,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-2.22,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-2.22,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-2.22,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":-2.85,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":-2.85,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0.3,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":0.3,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0.85,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":0.85,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":1.27,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":1.27,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":0.38,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":0.38,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":0.31,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":0.31,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":0.72,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":0.4,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":0.4,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":1.12,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":0.4,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":0.4,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":1.42,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":0.3,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"EarningsPerShareBasicAndDiluted":{"label":"Earnings Per Share, Basic and Diluted","description":"The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2015-01-01","end":"2015-06-30","val":0.05,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2"}]}},"EarningsPerShareDiluted":{"label":"Earnings Per Share, Diluted","description":"The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2015-01-01","end":"2015-06-30","val":0.05,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.14,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":0.14,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.51,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0.51,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0.51,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.37,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":0.16,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.23,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":0.23,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":0.07,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":0.38,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":0.38,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0.15,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":0.55,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0.55,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0.55,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":0.17,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":0.17,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":0.21,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0.36,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":0.36,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":0.15,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":0.63,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":0.63,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":0.27,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-2.22,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-2.22,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-2.22,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":-2.85,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":-2.85,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":0.29,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0.3,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":0.3,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0.02,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0.85,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":0.85,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":0.38,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":1.27,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":1.27,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":0.38,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":0.38,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":0.31,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":0.31,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":0.71,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":0.4,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":0.4,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":1.12,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":0.4,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":0.4,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":1.42,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":0.3,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"EffectiveIncomeTaxRateContinuingOperations":{"label":"Effective Income Tax Rate Reconciliation, Percent","description":"Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"pure":[{"start":"2015-05-12","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2"},{"start":"2015-05-12","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0.068,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":0.482,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":0.482,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":0.106,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0.106,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":0.136,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate":{"label":"Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent","description":"Percentage of domestic federal statutory tax rate applicable to pretax income (loss).","units":{"pure":[{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0.35,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":0.35,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":0.35,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0.0515,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0.0894,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":0.0902,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":0.21,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0.21,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":0.1477,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":0.1479,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":0.1479,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":0.21,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"EmployeeBenefitsAndShareBasedCompensation":{"label":"Employee Benefits and Share-based Compensation","description":"Amount of expense for employee benefit and equity-based compensation.","units":{"USD":[{"start":"2016-01-01","end":"2016-12-31","val":200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":7600000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized":{"label":"Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount","description":"Amount of cost not yet recognized for nonvested award under share-based payment arrangement.","units":{"USD":[{"end":"2015-09-30","val":4300000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":4000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3400000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2400000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-06-30","val":22200000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":19600000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":34300000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":60000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EnergyRelatedInventoryNaturalGasInStorage":{"label":"Energy Related Inventory, Natural Gas in Storage","description":"Carrying amount as of the balance sheet date of natural gas in storage, which is a mixture of gases (liquefied or otherwise), used for fuel and manufacturing purposes, which is ready for sale.","units":{"USD":[{"end":"2014-12-31","val":8896000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":8896000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":8896000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":8896000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":6055000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6506000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":5401000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2156000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2156000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":2156000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":2156000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":2156000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2501000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2222000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2392000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":983000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":983000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":983000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":983000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":983000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1716000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1553000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1522000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1984000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":1984000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":1984000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":1984000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":1984000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":4109000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2781000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3701000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":2740000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":2740000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q4I"},{"end":"2019-03-31","val":2413000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"}]}},"EnergyRelatedInventoryNaturalGasLiquids":{"label":"Energy Related Inventory, Natural Gas Liquids","description":"Carrying amount as of the balance sheet date of liquid hydrocarbon components recovered from natural gas.","units":{"USD":[{"end":"2014-12-31","val":519000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":519000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":519000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":519000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":432000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":386000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":345000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":395000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":395000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":395000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":395000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":395000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":303000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":351000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":255000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":265000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":265000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":265000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":265000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":265000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":573000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":413000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":543000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":942000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":942000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":942000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":942000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":942000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":607000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":471000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":364000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":165000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":165000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q4I"},{"end":"2019-03-31","val":1072000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"}]}},"EnvironmentalRemediationExpense":{"label":"Environmental Remediation Expense","description":"The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities.","units":{"USD":[{"start":"2016-01-01","end":"2017-12-31","val":21800000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2016-01-01","end":"2017-12-31","val":21800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2016-01-01","end":"2017-12-31","val":21800000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12"},{"start":"2018-01-01","end":"2018-12-31","val":21000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":21000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"EquityMethodInvestmentDividendsOrDistributions":{"label":"Proceeds from Equity Method Investment, Distribution","description":"Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":717000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":3096000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":634000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":23321000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":24636000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":35387000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":37361000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":51780000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":54449000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":54449000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":20740000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":20740000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":63374000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":63374000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":187624000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":187624000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":237192000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":237192000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":237192000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":67059000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":67059000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":145581000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":145581000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":222082000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":222082000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":306934000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":306934000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":87940000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":188043000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":274511000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":326018000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"EquityMethodInvestmentOwnershipPercentage":{"label":"Equity Method Investment, Ownership Percentage","description":"The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.","units":{"pure":[{"end":"2015-03-31","val":0.2,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0.2,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0.2,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0.2,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":0.2,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":0.2,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":0.2,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":0.2,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets":{"label":"Equity Method Investment, Summarized Financial Information, Current Assets (Deprecated 2020-01-31)","description":"The amount of current assets reported by an equity method investment of the entity.","units":{"USD":[{"end":"2016-06-30","val":170874000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-12-31","val":199958000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":122362000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":122362000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":132213000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":132213000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":201621000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities":{"label":"Equity Method Investment, Summarized Financial Information, Current Liabilities (Deprecated 2020-01-31)","description":"The amount of current liabilities reported by an equity method investment of the entity.","units":{"USD":[{"end":"2016-06-30","val":185793000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-12-31","val":197305000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":714037000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":714037000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":694951000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":694951000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":216596000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EquityMethodInvestmentSummarizedFinancialInformationEquity":{"label":"Equity Method Investment Summarized Financial Information, Equity (Deprecated 2020-01-31)","description":"Amount of equity, including noncontrolling interest, reported by an equity method investment of the entity.","units":{"USD":[{"end":"2016-06-30","val":3386669000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-12-31","val":3494020000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3334062000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":3334062000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3965422000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3965422000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":4203721000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss":{"label":"Equity Method Investment, Summarized Financial Information, Net Income (Loss) (Deprecated 2020-01-31)","description":"The amount of net income (loss) reported by an equity method investment of the entity.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":13794000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-05-06","end":"2016-06-30","val":84741000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-12-31","val":184314000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":184314000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":465592000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":465592000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":465592000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":376934000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":376934000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":394725000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets":{"label":"Equity Method Investment, Summarized Financial Information, Noncurrent Assets (Deprecated 2020-01-31)","description":"The amount of noncurrent assets reported by an equity method investment of the entity.","units":{"USD":[{"end":"2016-06-30","val":6038268000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-12-31","val":6148203000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":5974926000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":5974926000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":6031066000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":6031066000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":6430144000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities":{"label":"Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities (Deprecated 2020-01-31)","description":"The amount of noncurrent liabilities reported by an equity method investment of the entity.","units":{"USD":[{"end":"2016-06-30","val":2636680000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-12-31","val":2656836000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2049189000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2049189000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":1502906000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":1502906000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":2211448000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"EquityMethodInvestmentSummarizedFinancialInformationRevenue":{"label":"Equity Method Investment, Summarized Financial Information, Revenue (Deprecated 2020-01-31)","description":"Amount of revenue from sale of product and rendering of service reported by equity method investee.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":18646000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-05-06","end":"2016-06-30","val":98161000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-12-31","val":440838000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":440838000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":860115000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":860115000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":860115000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":930771000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":930771000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":931025000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"EquityMethodInvestments":{"label":"Equity Method Investments","description":"This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.","units":{"USD":[{"end":"2015-12-31","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-06-30","val":444074000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":455401000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":461915000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":475625000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":475625000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":475625000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":475625000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":935918000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":936939000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":922280000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":909531000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":909531000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":909531000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":909531000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":909531000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1446039000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1475056000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1872879000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":1861686000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":1861686000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":1861686000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":1861686000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":1861686000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":1988797000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":1998628000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":1964949000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":2006219000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiability":{"label":"Finance Lease, Liability","description":"Present value of lessee's discounted obligation for lease payments from finance lease.","units":{"USD":[{"end":"2019-03-31","val":0,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDue":{"label":"Finance Lease, Liability, Payment, Due","description":"Amount of lessee's undiscounted obligation for lease payments for finance lease.","units":{"USD":[{"end":"2019-03-31","val":20015000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":20015000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":20015000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":19566000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDueAfterYearFive":{"label":"Finance Lease, Liability, to be Paid, after Year Five","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":17770000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":17770000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":17770000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":17303000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDueNextTwelveMonths":{"label":"Finance Lease, Liability, to be Paid, Year One","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDueYearFive":{"label":"Finance Lease, Liability, to be Paid, Year Five","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":467000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDueYearFour":{"label":"Finance Lease, Liability, to be Paid, Year Four","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDueYearThree":{"label":"Finance Lease, Liability, to be Paid, Year Three","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsDueYearTwo":{"label":"Finance Lease, Liability, to be Paid, Year Two","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":449000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear":{"label":"Finance Lease, Liability, to be Paid, Remainder of Fiscal Year","description":"Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year.","units":{"USD":[{"end":"2019-03-31","val":449000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":449000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":449000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"}]}},"FinanceLeaseLiabilityUndiscountedExcessAmount":{"label":"Finance Lease, Liability, Undiscounted Excess Amount","description":"Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.","units":{"USD":[{"end":"2019-03-31","val":20015000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":20015000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":20015000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":19566000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseRightOfUseAsset":{"label":"Finance Lease, Right-of-Use Asset, after Accumulated Amortization","description":"Amount, after accumulated amortization, of right-of-use asset from finance lease.","units":{"USD":[{"end":"2019-03-31","val":30704000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":30704000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":30704000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":30704000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FinanceLeaseWeightedAverageDiscountRatePercent":{"label":"Finance Lease, Weighted Average Discount Rate, Percent","description":"Weighted average discount rate for finance lease calculated at point in time.","units":{"pure":[{"end":"2019-03-31","val":0.0701,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0.0701,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0.0701,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":0.0701,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAccumulatedAmortization":{"label":"Finite-Lived Intangible Assets, Accumulated Amortization","description":"Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.","units":{"USD":[{"end":"2014-12-31","val":9635000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-12-31","val":9427000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":9427000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":12451000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":12451000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":16306000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":16306000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":26318000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":26318000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":45719000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive":{"label":"Finite-Lived Intangible Asset, Expected Amortization, after Year Five","description":"Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2015-12-31","val":81406000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":78382000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":77498000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":116646000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":113579000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths":{"label":"Finite-Lived Intangible Asset, Expected Amortization, Year One","description":"Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2015-12-31","val":3028000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3028000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":4581000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":16528000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":20527000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAmortizationExpenseYearFive":{"label":"Finite-Lived Intangible Asset, Expected Amortization, Year Five","description":"Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2015-12-31","val":3028000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3028000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3868000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":13144000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":17324000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAmortizationExpenseYearFour":{"label":"Finite-Lived Intangible Asset, Expected Amortization, Year Four","description":"Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2015-12-31","val":3028000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3028000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3868000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":13144000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":17324000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAmortizationExpenseYearThree":{"label":"Finite-Lived Intangible Asset, Expected Amortization, Year Three","description":"Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2015-12-31","val":3028000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3028000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3868000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":16294000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":17324000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo":{"label":"Finite-Lived Intangible Asset, Expected Amortization, Year Two","description":"Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2015-12-31","val":3028000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3028000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":4048000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":16347000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":20474000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"FiniteLivedIntangibleAssetsNet":{"label":"Finite-Lived Intangible Assets, Net","description":"Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.","units":{"USD":[{"end":"2015-12-31","val":96546000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":93522000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":97731000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":192103000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":206552000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"GainLossOnDispositionOfAssets1":{"label":"Gain (Loss) on Disposition of Assets","description":"Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-4483000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":-4483000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-4483000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":-4483000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-4483000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":-4483000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-4795000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-4795000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-4795000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-1849000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":-1849000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":-1849000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":-1849000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-1849000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-1849000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-1849000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":-1849000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":-1849000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1448000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":1448000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1264000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":1264000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":-184000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":-184000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":1264000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":1264000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":599000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":599000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":599000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":9417000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":9417000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":9138000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":9138000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":-279000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":-279000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":9417000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":9417000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":279000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":279000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":11043000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":11043000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-214000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-242000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":-28000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":-242000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":-373000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"GainsLossesOnExtinguishmentOfDebt":{"label":"Gain (Loss) on Extinguishment of Debt","description":"Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-17526000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-226000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"},{"start":"2018-01-01","end":"2018-12-31","val":2200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":2200000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"GasGatheringTransportationMarketingAndProcessingCosts":{"label":"Gas Gathering, Transportation, Marketing and Processing Costs (Deprecated 2018-01-31)","description":"Cost incurred related to the gas activities, such as transportation, marketing and processing crude oil, natural gas and refined petroleum products.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":15059000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":5117000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10405000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":5288000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":13734000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":3329000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":24109000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":24109000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10715000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":10715000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":24207000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":24207000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":13492000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":13492000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":39069000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":39069000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":14862000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":14862000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":53597000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":53597000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":46840000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":16156000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":13529000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":30396000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":25104000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":14240000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":11575000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":43924000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":35946000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":13528000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":10842000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":58341000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":47669000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":13503000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":13503000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":28261000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":28261000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":14758000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":14758000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":38799000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":10538000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":46200000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":10420000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":23084000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":12664000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"GasGatheringTransportationMarketingAndProcessingRevenue":{"label":"Gas Gathering, Transportation, Marketing and Processing Revenue (Deprecated 2018-01-31)","description":"Revenue related to midstream and downstream gas activities. May include the following: gathering from wells, processing to remove impurities, storage, transmission, and the sale of natural gas and related products.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":120025000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":34104000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":64673000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":30569000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":95418000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":30745000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":126733000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":126733000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":32148000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":32148000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":61189000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":61189000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":29041000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":29041000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":90620000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":90620000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":29431000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":29431000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":119895000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":119895000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":119895000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":29280000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":29280000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":57962000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":57962000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":28682000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":28682000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":89406000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":89406000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":31444000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":31444000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":119962000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":119962000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":31685000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":31685000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":61114000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":61114000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":29429000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":29429000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":91370000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":30256000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":122364000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":32196000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":63670000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":31474000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"GasImbalancePayableCurrent":{"label":"Gas Balancing Payable, Current","description":"Carrying value as of the balance sheet date of obligations incurred and payable to an underproduced working interest owner when an overproduced working interest owner has sold gas in excess of the party's ownership percentage. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2014-12-31","val":3611000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":3611000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":3611000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":3611000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3490000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2812000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2629000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1605000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":1605000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":1605000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":1605000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":1605000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":935000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1199000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1117000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1239000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1239000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":1239000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":1239000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":1239000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1473000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1281000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1119000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1663000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":1663000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1616000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"}]}},"GeneralAndAdministrativeExpense":{"label":"General and Administrative Expense","description":"The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":27651000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":6649000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":13773000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":7124000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":21221000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":7448000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":33160000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":33160000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":12689000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":12689000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":26390000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":26390000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":13701000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":13701000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":38711000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":38711000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":12321000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":12321000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":51479000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":51479000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":52635000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":13537000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":14011000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":27995000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":28882000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":14458000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":14871000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":41710000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":42863000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":13715000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":13981000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":55829000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":57298000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":57298000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":14217000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":14217000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":29551000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":29551000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":15334000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":15334000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":46040000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":46040000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":16489000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":16489000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":65536000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":65536000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":65536000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":18426000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":18426000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":37511000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":37511000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":19085000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":19085000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":53526000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":53526000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":16015000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":16015000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":70656000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":70656000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":32272000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":50987000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":18715000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":72426000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":21439000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":104373000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"Goodwill":{"label":"Goodwill","description":"Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"end":"2013-12-31","val":334715000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":343288000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":343288000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":343288000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":343288000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":343288000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":343288000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":343288000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2015-12-31","val":343288000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015Q4I"},{"end":"2016-03-31","val":343288000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":343288000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":343288000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2016-09-30","val":343288000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2016-12-31","val":343288000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016Q4I"},{"end":"2017-03-31","val":343288000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":343288000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":404838000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2017-09-30","val":404838000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3I"},{"end":"2017-12-31","val":404838000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":404838000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":404838000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":404838000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":404838000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-12-31","val":404838000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-03-31","val":404838000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":404838000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":404838000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":421983000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":421983000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":421983000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":421983000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":421983000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":421983000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":442672000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":441361000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":441361000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"GoodwillAcquiredDuringPeriod":{"label":"Goodwill, Acquired During Period","description":"Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":8573000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-09-30","val":61550000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":61550000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":61550000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":61550000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":17145000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":17145000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":17734000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":16423000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":16423000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"GoodwillPurchaseAccountingAdjustments":{"label":"Goodwill, Purchase Accounting Adjustments","description":"Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"start":"2019-01-01","end":"2019-06-30","val":2955000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":2955000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":2955000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest":{"label":"Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest","description":"Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":7624000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":16617000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":31345000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":14728000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":42597000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":11253000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":59329000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":59329000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":22990000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":22990000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":75385000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":75385000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":52395000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":52395000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":123310000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":123310000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":47925000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":47925000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":180714000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":180714000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":193071000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":43412000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":47097000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":134813000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":134610000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":91401000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":87513000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":194813000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":198221000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":60000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":63611000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":260785000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":267780000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":267780000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":69902000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":69902000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":158745000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":158745000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":88843000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":88843000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":342164000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":342164000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":183419000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":183419000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":432443000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":432443000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":432443000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":121005000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":121005000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":247515000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":247515000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":126510000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":126510000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":378224000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":378224000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":130709000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":130709000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":523380000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":523380000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":119458000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":267669000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":148211000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":418735000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":151066000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":519148000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeLossFromEquityMethodInvestments":{"label":"Income (Loss) from Equity Method Investments","description":"Amount of income (loss) for proportionate share of equity method investee's income (loss).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":444000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":717000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":273000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":717000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":717000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":717000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":2759000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":709000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":23321000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":24731000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":23321000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":24022000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":35387000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":37495000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":12066000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":12764000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":51780000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":54531000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":54531000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":20738000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":20738000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":63479000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":63479000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":42741000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":42741000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":187121000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":187121000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":123642000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":123642000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":237110000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":237110000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":237110000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":68402000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":68402000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":146589000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":146589000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":78187000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":78187000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":222857000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":222857000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":76268000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":76268000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":306819000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":306819000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":88522000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":187534000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":99012000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":273883000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":86349000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":325385000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeTaxExpenseBenefit":{"label":"Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":7277000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":208458000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":208458000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":208458000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":23501000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":16809000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":35498000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":11997000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":55709000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":55709000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":39047000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":21981000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":61624000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":22577000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":70593000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance":{"label":"Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":3926000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":3926000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":3926000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":-4771000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeTaxReconciliationChangeInEnactedTaxRate":{"label":"Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":-13776000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-13776000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":562000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":172900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":172900000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":172900000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate":{"label":"Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount","description":"The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":6050000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":6050000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":6050000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":15587000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":15587000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":15587000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":27905000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":27905000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":27905000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":40496000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":40496000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":67074000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeTaxReconciliationOtherAdjustments":{"label":"Effective Income Tax Rate Reconciliation, Other Adjustments, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.","units":{"USD":[{"start":"2018-01-01","end":"2018-12-31","val":1089000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":1089000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":-1337000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncomeTaxReconciliationStateAndLocalIncomeTaxes":{"label":"Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-7277000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":17741000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":35576000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":35576000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":35576000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":55709000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":55709000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":70593000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncreaseDecreaseInAccountsPayableAndAccruedLiabilities":{"label":"Increase (Decrease) in Accounts Payable and Accrued Liabilities","description":"The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":12207000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-6623000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-17077000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":-14990000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":-21787000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":-21787000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":6546000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":6546000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2389000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":2389000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":6883000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":6883000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":9888000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":9888000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":10297000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-2247000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-2225000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-2398000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":6059000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":4690000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":4916000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":10147000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":10684000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":10684000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-6055000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":-6055000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":3150000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":3150000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":42680000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":42680000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":84731000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":84731000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":84731000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":16354000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":16354000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":106592000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":106592000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":104920000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":104920000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":112474000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":112474000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-46186000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-29423000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":-8287000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":88490000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncreaseDecreaseInAccountsReceivable":{"label":"Increase (Decrease) in Accounts Receivable","description":"The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-8506000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1356000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-4142000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":-2592000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":348000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":348000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5678000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":5678000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":10215000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":10215000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":11538000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":11538000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":15570000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":15570000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":15900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-5806000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-6077000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-6613000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":-6391000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":-7940000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-8220000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":-2041000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":-2835000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":-2835000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-2449000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":-2449000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-2067000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":-2067000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":34189000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":34189000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":57927000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":57927000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":57927000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":12013000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":12013000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":93157000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":93157000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":115330000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":115330000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":102105000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":102105000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-8985000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":1777000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":12406000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":78617000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncreaseDecreaseInDeferredIncomeTaxes":{"label":"Increase (Decrease) in Deferred Income Taxes","description":"The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":-208458000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":-23501000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":-35498000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":-55709000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":-38994000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":-61386000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":-69865000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncreaseDecreaseInDeferredRevenue":{"label":"Increase (Decrease) in Deferred Revenue","description":"Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":1673000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":1459000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":6619000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":6619000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":106000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":4198000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":4198000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":13995000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":13995000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":20612000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":20612000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":20612000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":7204000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":7204000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":16174000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":16174000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":25303000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":25303000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":33815000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":33815000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":33815000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":16202000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":16202000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":24593000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":24593000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":26898000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":26898000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":27283000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":27283000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":27283000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":10750000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":10750000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":10711000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":10711000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":14265000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":14265000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":17547000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":17547000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":12125000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":16294000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":14139000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":16873000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncreaseDecreaseInDerivativeAssetsAndLiabilities":{"label":"Increase (Decrease) in Derivative Assets and Liabilities","description":"The increase (decrease) during the period in the net carrying value of derivative instruments reported as assets and liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":90000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-41000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":217000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-8990000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-8990000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":9804000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":5391000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":-1556000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":2454000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"}]}},"IncreaseDecreaseInGasImbalanceReceivable":{"label":"Increase (Decrease) in Gas Balancing Receivable","description":"Change in the balance of the gas balancing receivable account. Gas imbalances occur when the entity sells more or less than its entitled ownership percentage of total gas production. If the entity receives less than it is entitled, the underproduction is recorded as a receivable.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-2393000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-321000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-12-31","val":-1504000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":-1504000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-143000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":-143000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-12-31","val":757000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":757000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-566000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-12-31","val":-1157000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"}]}},"IncreaseDecreaseInInventories":{"label":"Increase (Decrease) in Inventories","description":"The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":2807000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":887000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":867000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":4661000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":8367000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":8367000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2754000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":2754000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6068000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":6068000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":5265000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":5265000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":5169000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":5169000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":508000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1683000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":867000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":938000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"}]}},"IncreaseDecreaseInNotesPayableRelatedPartiesCurrent":{"label":"Increase (Decrease) in Notes Payable, Related Parties, Current","description":"The increase (decrease) during the reporting period in the current portion (due within one year or one business cycle, whichever is longer) of the amount owed by the reporting entity in the form of loans and obligations (generally evidenced by promissory notes) made by the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; an entity and its principal owners, management, or member of their immediate families; affiliates; or other parties with the ability to exert significant influence.","units":{"USD":[{"start":"2014-01-01","end":"2014-09-30","val":-270000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"}]}},"IncreaseDecreaseInNotesReceivableRelatedPartiesCurrent":{"label":"Increase (Decrease) in Notes Receivable, Related Parties, Current","description":"The increase (decrease) during the reporting period in the amount owed to the reporting entry (during the current year or operating cycle) in the form of loans and obligations (generally evidenced by promissory notes) made to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; an entity and its principal owners, management, or member of their immediate families; affiliates; or other parties with the ability to exert significant influence.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":270000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":270000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"}]}},"IncreaseDecreaseInOtherCurrentAssets":{"label":"Increase (Decrease) in Other Current Assets","description":"Amount of increase (decrease) in current assets classified as other.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":6143000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-10000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":3755000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":1032000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":5578000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":819000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":819000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-2241000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":-2241000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":-5032000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":-5032000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":10542000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1671000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":1671000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-7631000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":-1682000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2019-01-01","end":"2019-03-31","val":-2026000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"}]}},"IncreaseDecreaseInOtherCurrentAssetsAndLiabilitiesNet":{"label":"Increase (Decrease) in Other Current Assets and Liabilities, Net","description":"Amount of increase (decrease) in current operating assets after deduction of current operating liabilities classified as other.","units":{"USD":[{"start":"2016-01-01","end":"2016-12-31","val":5578000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":10542000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":10542000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":-7631000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":-1682000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":3079000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":3079000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":3882000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":9136000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":21558000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IncreaseDecreaseInOtherDeferredLiability":{"label":"Increase (Decrease) in Other Deferred Liability","description":"Amount of increase (decrease) in deferred obligations classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-4563000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"}]}},"IncrementalCommonSharesAttributableToConversionOfPreferredStock":{"label":"Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock","description":"Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method.","units":{"shares":[{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":87000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":87000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":83000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":83000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":83000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":83000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":83000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":9000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":9000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":15000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":15000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":50000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":50000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":33000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":33000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":33000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":90000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":90000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":112000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":112000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":117000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":117000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":118000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":118000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":117000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":117000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":125000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":125000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":1478000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":1478000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":1087000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":1087000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":2231000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":2231000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":1352000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":1489000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":1258000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":1434000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":958000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":1684000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"InsuranceRecoveries":{"label":"Insurance Recoveries","description":"The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.","units":{"USD":[{"start":"2019-01-01","end":"2019-03-31","val":5100000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":5100000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":5100000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":5100000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"IntangibleAssetsNetExcludingGoodwill":{"label":"Intangible Assets, Net (Excluding Goodwill)","description":"Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.","units":{"USD":[{"end":"2014-12-31","val":104538000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":104538000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":104538000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":104538000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":102519000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":100506000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":98502000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":96546000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":96546000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":96546000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":96546000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":96546000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":95795000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":95038000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":94280000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":93522000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":93522000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":93522000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":93522000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":93522000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":92764000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":93258000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":98876000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":97731000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":97731000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":97731000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":97731000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":97731000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":136554000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":134663000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":132826000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":227103000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":227103000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":227103000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":227103000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":227103000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":223707000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":253885000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":246684000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":241552000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"InterestCostsCapitalized":{"label":"Interest Costs Capitalized","description":"Amount of interest capitalized during the period.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":900000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1200000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":1200000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":900000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":900000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":600000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":600000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":600000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":1100000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":1100000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":1100000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":5200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":5200000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":7500000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"InterestExpense":{"label":"Interest Expense","description":"Amount of the cost of borrowed funds accounted for as interest expense.","units":{"USD":[{"start":"2018-01-01","end":"2018-06-30","val":61043000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":31282000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":95062000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":34019000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2019-01-01","end":"2019-06-30","val":80300000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":40595000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":121925000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":41625000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"}]}},"InterestIncomeExpenseNonoperatingNet":{"label":"Interest Income (Expense), Nonoperating, Net","description":"The net amount of nonoperating interest income (expense).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-11054000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1296000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3433000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":-2137000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-4492000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":-1058000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-7292000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":-7292000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-3440000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":-3440000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-7919000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":-7919000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":-4479000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":-4479000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-12901000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":-12901000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-4982000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":-4982000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-18330000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-18330000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-18330000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-8677000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-8677000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-19118000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":-19118000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":-10441000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":-10441000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-31275000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-31275000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-12157000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-12157000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-45601000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":-45601000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":-45601000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-16017000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":-16017000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-37131000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":-37131000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":-21114000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":-21114000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":-61539000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":-61539000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":-24408000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":-24408000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-89348000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-89348000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-89348000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-29761000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":-29761000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-61043000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":-31282000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-95062000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":-34019000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":-133319000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":-133319000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-39705000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-12-31","val":-161407000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"InterestIncomeRelatedParty":{"label":"Interest Income, Related Party","description":"Amount of interest income earned from interest-bearing assets owed to the entity by related party.","units":{"USD":[{"start":"2014-01-01","end":"2014-09-30","val":500000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":1500000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":1500000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":400000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":400000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":400000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":400000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":400000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":400000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":400000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":400000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":400000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":400000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1"}]}},"InterestPaid":{"label":"Interest Paid, Including Capitalized Interest, Operating and Investing Activities","description":"Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":3450000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":6801000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":6801000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":16432000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":16432000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":16432000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":34367000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":34367000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":34367000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":72698000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":72698000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":114026000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"InterestPaidNet":{"label":"Interest Paid, Excluding Capitalized Interest, Operating Activities","description":"Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":72698000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":114026000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":155945000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"InterestPayableCurrent":{"label":"Interest Payable, Current","description":"Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2017-12-31","val":25167000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":25167000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":25167000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-06-30","val":46448000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":12523000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":39217000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":39217000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":39217000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":39217000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":39217000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":12534000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":38880000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":24012000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":38603000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"InventoryCrudeOilProductsAndMerchandise":{"label":"Energy Related Inventory, Crude Oil, Products and Merchandise","description":"Carrying amount as of the balance sheet date of finished goods inventories for petroleum products, crude oil, petrochemical products, and other oil and gas inventories.","units":{"USD":[{"end":"2014-12-31","val":581000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":581000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":581000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":581000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1592000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2855000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2534000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2661000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2661000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":2661000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":2661000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":2661000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":4194000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":5752000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":4223000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":5180000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":5462000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":5462000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":5462000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":5462000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6903000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2909000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2115000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":12792000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":12792000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":12792000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":12792000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":12792000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":21517000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":11501000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":18893000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":23205000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":23205000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q4I"},{"end":"2019-03-31","val":16803000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"}]}},"InventoryNet":{"label":"Inventory, Net","description":"Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.","units":{"USD":[{"end":"2014-12-31","val":13045000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":13045000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":13045000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":13045000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":12679000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":15162000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":14132000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":13793000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":13793000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":13793000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":13793000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":13793000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":13739000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":14754000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":13375000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":12805000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":13093000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":13093000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":13093000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":13093000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":15647000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":11241000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":10173000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":21609000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":21609000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":21609000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":21609000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":21609000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":32147000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":21063000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":29317000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":34316000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":34316000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":34316000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":34316000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":34316000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":27954000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":32669000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":41028000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":49081000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"InventoryRawMaterialsAndSupplies":{"label":"Inventory, Raw Materials and Supplies, Gross","description":"Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.","units":{"USD":[{"end":"2014-12-31","val":3049000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":3049000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":3049000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":3049000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":4600000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":5415000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":5852000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":8581000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":8581000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":8581000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":8581000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":8581000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":6741000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":6429000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":6505000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":6377000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":6383000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":6383000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":6383000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":6383000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6455000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":6366000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":5993000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":5891000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":5891000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":5891000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":5891000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":5891000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":5914000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":6310000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":6359000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":8206000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":8206000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q4I"},{"end":"2019-03-31","val":7666000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"}]}},"LeaseAndRentalExpense":{"label":"Operating Leases, Rent Expense","description":"Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":327000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":4700000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":4700000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":25800000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":25800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":16100000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":30100000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":16500000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":16500000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":9500000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":9500000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":1400000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"LesseeOperatingLeaseLiabilityPaymentsDue":{"label":"Lessee, Operating Lease, Liability, to be Paid","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease.","units":{"USD":[{"end":"2019-03-31","val":2896000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":19022000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":18961000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":20329000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive":{"label":"Lessee, Operating Lease, Liability, to be Paid, after Year Five","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":364000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":13385000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":13385000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":13644000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year One","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-12-31","val":2247000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearFive":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Five","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":147000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":895000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":895000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":910000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearFour":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Four","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":240000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":972000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":972000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":946000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearThree":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Three","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":506000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":1273000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":1315000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":1021000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsDueYearTwo":{"label":"Lessee, Operating Lease, Liability, to be Paid, Year Two","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":956000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":1661000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":1913000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":1561000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear":{"label":"Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year","description":"Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.","units":{"USD":[{"end":"2019-03-31","val":683000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":836000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":481000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"}]}},"LesseeOperatingLeaseLiabilityUndiscountedExcessAmount":{"label":"Lessee, Operating Lease, Liability, Undiscounted Excess Amount","description":"Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.","units":{"USD":[{"end":"2019-03-31","val":725000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":7387000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":7226000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":7601000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceived":{"label":"Lessor, Operating Lease, Payments to be Received","description":"Amount of lease payments to be received by lessor for operating lease.","units":{"USD":[{"end":"2019-03-31","val":28474000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":28186000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":26659000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":24285000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceivedFiveYears":{"label":"Lessor, Operating Lease, Payment to be Received, Year Five","description":"Amount of lease payment to be received by lessor for operating lease in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":3773000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3773000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3773000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3773000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceivedFourYears":{"label":"Lessor, Operating Lease, Payment to be Received, Year Four","description":"Amount of lease payment to be received by lessor for operating lease in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":3773000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3773000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3773000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3773000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths":{"label":"Lessor, Operating Lease, Payment to be Received, Year One","description":"Amount of lease payment to be received by lessor for operating lease in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-12-31","val":5613000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear":{"label":"Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year","description":"Amount of lease payment to be received by lessor for operating lease in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":5850000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":4643000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":2374000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"}]}},"LessorOperatingLeasePaymentsToBeReceivedThereafter":{"label":"Lessor, Operating Lease, Payment to be Received, after Year Five","description":"Amount of lease payment to be received by lessor for operating lease after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":7353000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":7353000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":7353000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3580000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceivedThreeYears":{"label":"Lessor, Operating Lease, Payment to be Received, Year Three","description":"Amount of lease payment to be received by lessor for operating lease in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":3773000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3773000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3773000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3773000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LessorOperatingLeasePaymentsToBeReceivedTwoYears":{"label":"Lessor, Operating Lease, Payment to be Received, Year Two","description":"Amount of lease payment to be received by lessor for operating lease in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2019-03-31","val":3952000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":4871000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":5613000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3773000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LettersOfCreditOutstandingAmount":{"label":"Letters of Credit Outstanding, Amount","description":"The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.","units":{"USD":[{"end":"2017-09-30","val":3000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"}]}},"LiabilitiesAndStockholdersEquity":{"label":"Liabilities and Equity","description":"Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.","units":{"USD":[{"end":"2014-12-31","val":2457197000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":2457197000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":2457197000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":2457197000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2453551000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2925162000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2944727000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":3016660000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3038770000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3484907000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":3452206000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":3542238000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":3625480000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":4073410000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":4219188000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":4403146000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":4292013000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":4993660000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":5178196000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":5670040000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":5893509000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":6069225000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":6197994000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":6202897000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":6214086000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LiabilitiesCurrent":{"label":"Liabilities, Current","description":"Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.","units":{"USD":[{"end":"2014-12-31","val":96568000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":96568000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":96568000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":96568000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":104386000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":68458000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":74835000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":89019000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":89019000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":89019000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":89019000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":89019000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":90009000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":99207000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":114269000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":132075000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":133022000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":133022000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":133022000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":133022000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":141311000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":158052000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":205909000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":258876000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":258876000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":258876000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":258876000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":258876000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":291935000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":388955000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":397201000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":438755000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":438755000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":438755000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":438755000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":438755000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":404627000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":425323000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":437224000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":527064000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LiabilitiesNoncurrent":{"label":"Liabilities, Noncurrent","description":"Amount of obligation due after one year or beyond the normal operating cycle, if longer.","units":{"USD":[{"end":"2014-12-31","val":565478000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":565478000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":565478000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":565478000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":704213000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":859342000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":849461000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":906143000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":906143000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":906143000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":906143000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":906143000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1352904000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1432815000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1553344000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1563044000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1563044000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":1563044000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":1563044000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":1563044000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2115357000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2251768000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2279482000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2311958000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2311958000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":2311958000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":2311958000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":2311958000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2445642000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2555591000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3053791000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":3237646000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3237646000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":3237646000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":3237646000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":3237646000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":3364834000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3490672000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3504625000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3494144000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LiabilitiesOtherThanLongtermDebtNoncurrent":{"label":"Liabilities, Other than Long-term Debt, Noncurrent","description":"Aggregated carrying amounts of obligations as of the balance sheet date, excluding long-term debt, incurred as part of the normal operations that are expected to be paid after one year or beyond the normal operating cycle, if longer. Alternate captions include Total Deferred Credits and Other Liabilities.","units":{"USD":[{"end":"2014-12-31","val":6478000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":6478000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":6478000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":6478000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":6213000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6342000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":5461000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":5143000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":5143000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":5143000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":5143000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":5143000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":4904000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":6815000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":7341000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":7063000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":7063000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":7063000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":7063000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":7063000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":7125000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":17200000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":18396000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":18965000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":18965000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":18965000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":18965000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":18965000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":19628000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":20036000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":20117000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":31688000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":31688000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":31688000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":31688000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":31688000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":33118000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":53182000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":53357000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":53120000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest":{"label":"Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest","description":"Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).","units":{"pure":[{"start":"2016-01-01","end":"2016-12-31","val":0.0114,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0.0114,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-12-31","val":0.0113,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0.0113,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"}]}},"LimitedPartnersOfferingCosts":{"label":"Limited Partners' Offering Costs","description":"The cumulative amount of offering costs allocated to the limited partners.","units":{"USD":[{"end":"2016-06-30","val":3600000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"}]}},"LitigationReserve":{"label":"Estimated Litigation Liability","description":"Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.","units":{"USD":[{"end":"2014-12-31","val":600000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":600000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":600000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":600000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":600000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":600000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":800000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"}]}},"LongTermDebt":{"label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":698000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":853000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":844000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1348000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1426000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1546003000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2108232000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2234568000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2261086000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2426014000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2535555000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3033674000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":3331716000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3437490000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3451268000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3441024000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"LongTermDebtFairValue":{"label":"Long-term Debt, Fair Value","description":"The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.","units":{"USD":[{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":698000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":853000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":844000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1348000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1426000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"}]}},"LongTermDebtNoncurrent":{"label":"Long-term Debt, Excluding Current Maturities","description":"Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":559000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":698000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":853000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":844000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":901000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1348000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1426000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1546003000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":1555981000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2108232000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2234568000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2261086000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":2292993000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2426014000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2535555000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3033674000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":3205958000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":3331716000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":3437490000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":3451268000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":3441024000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"MarginDepositAssets":{"label":"Margin Deposit Assets","description":"The amount of cash or securities placed with a broker or counterparty as security for a trading or derivatives securities position which was partially obtained with funds provided by the broker dealer.","units":{"USD":[{"end":"2017-09-30","val":800000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2019-06-30","val":1400000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":500000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":2600000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders":{"label":"Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders","description":"Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":37000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":16917000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-12-31","val":25136000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"},{"start":"2017-01-01","end":"2017-12-31","val":317102000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":89073000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":89073000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":2900000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":109764000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":109764000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":4600000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":64019000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":327578000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":66625000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":66625000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":3900000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":55870000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":55870000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":5200000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":56390000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":237350000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"NetCashProvidedByUsedInFinancingActivities":{"label":"Net Cash Provided by (Used in) Financing Activities","description":"Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":265128000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":183418000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":607448000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":1052725000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":1024152000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":1024152000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":664981000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":664981000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":643980000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":643980000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":592466000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":592466000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":560778000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":560778000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":600583000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-19074000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-19767000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":328091000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":325562000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":247720000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":252836000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":178730000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":182466000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":182466000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":459470000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":459470000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":487478000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":487478000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":403384000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":403384000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":327279000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":327279000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":327279000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-27025000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":-27025000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-58961000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":-58961000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":293036000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":293036000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":321690000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":321690000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-35876000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-81801000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":-220917000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":-391924000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"NetCashProvidedByUsedInInvestingActivities":{"label":"Net Cash Provided by (Used in) Investing Activities","description":"Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":-898541000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-09-30","val":-756499000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":-987212000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-09-30","val":-290920000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":-287284000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"NetCashProvidedByUsedInInvestingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Investing Activities, Continuing Operations","description":"Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-347610000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-211021000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-638547000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":-1099084000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":-1102729000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":-1102729000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-713611000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":-713611000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-754192000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":-754192000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":-769771000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":-769771000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-845270000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-845270000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-899432000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-66638000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-70363000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-521272000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":-527704000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":-549566000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-559774000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":-581703000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":-595539000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":-595539000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-562042000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":-562042000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-727034000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":-727034000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":-852941000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":-852941000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":-898541000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-898541000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-122913000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":-122913000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-269861000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":-269861000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":-756499000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":-987212000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-102426000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-248780000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"}]}},"NetCashProvidedByUsedInOperatingActivities":{"label":"Net Cash Provided by (Used in) Operating Activities","description":"Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":571396000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":331260000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":466391000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":672525000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":330414000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":518208000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":679006000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"NetCashProvidedByUsedInOperatingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Operating Activities, Continuing Operations","description":"Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":82482000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":27603000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":31125000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":47244000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":79444000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":79444000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":48639000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":48639000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":111623000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":111623000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":195447000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":195447000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":285859000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":285859000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":300216000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":87277000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":91695000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":193570000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":202531000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":300971000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":306063000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":403198000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":413298000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":413298000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":102166000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":102166000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":237970000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":237970000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":450377000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":450377000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":571396000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":571396000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":151600000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":151600000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":331260000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":466391000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":672525000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":143748000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"}]}},"NetIncomeLoss":{"label":"Net Income (Loss) Attributable to Parent","description":"The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":1501000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2638000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2014-01-01","end":"2014-03-31","val":2638000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":5071000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":2433000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":2433000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":6700000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":1630000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":1629000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":10914000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":10914000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":4214000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":5122000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":5122000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-03-31","val":5122000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2015-01-01","end":"2015-03-31","val":5122000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":9856000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":9856000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":4734000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":4734000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-04-01","end":"2015-06-30","val":4734000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":4734000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":14279000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":14279000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":4423000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":4423000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-07-01","end":"2015-09-30","val":4423000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":4423000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":31956000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":31956000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":44313000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":17677000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-10-01","end":"2015-12-31","val":17677000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":7589000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":7589000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":11274000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":11274000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":11037000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":10834000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":3448000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":3448000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":-440000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":-440000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":18078000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":21486000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":7041000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":7041000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":10652000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":10652000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":26794000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":33789000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":33789000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":8716000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":12303000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":12029000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":12029000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":12029000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":12029000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":20782000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":20782000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":8753000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":8753000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":8753000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":8753000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":36648000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":36648000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":15866000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":15866000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":15866000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":15866000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-128729000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-128729000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-128729000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":-165377000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":-165377000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":16735000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":16735000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":16735000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":16735000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":17798000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":17798000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":1063000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":1063000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":1063000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":1063000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":77348000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":77348000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":59550000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":59550000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":59550000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":59550000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":137127000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":137127000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":59779000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":59779000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":50587000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":50587000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":122206000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":71619000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":71619000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":194730000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":72524000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":72524000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":248809000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":54079000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"NetIncomeLossAllocatedToLimitedPartners":{"label":"Net Income (Loss) Allocated to Limited Partners","description":"Aggregate amount of net income allocated to limited partners.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":-13979000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":-12295000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q2"},{"start":"2014-07-01","end":"2014-09-30","val":-9623000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q3"},{"start":"2014-10-01","end":"2014-12-31","val":-12518000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":-17868000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q1"},{"start":"2015-04-01","end":"2015-06-30","val":-45889000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q2"},{"start":"2015-07-01","end":"2015-09-30","val":-41674000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q3"},{"start":"2015-10-01","end":"2015-12-31","val":-50604000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4"}]}},"NetIncomeLossAttributableToNoncontrollingInterest":{"label":"Net Income (Loss) Attributable to Noncontrolling Interest","description":"Amount of Net Income (Loss) attributable to noncontrolling interest.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":6123000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":13979000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":26274000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":12295000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":35897000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":9623000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":48415000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":48415000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":17868000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":17868000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2015-01-01","end":"2015-03-31","val":-17868000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-05-11","val":32196000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-05-11","val":32196000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-06-30","val":63757000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":63757000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":45889000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":45889000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":-45889000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":105431000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":105431000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":41674000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":41674000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-41674000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":156035000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":156035000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":156035000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-05-12","end":"2015-12-31","val":123839000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-05-12","end":"2015-12-31","val":123839000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-10-01","end":"2015-12-31","val":-50604000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":33032000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-33032000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":33032000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":33032000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":114193000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":114193000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":81161000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":-81161000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":81161000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":81161000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":163943000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":163943000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":49750000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-49750000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":49750000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":49750000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":216250000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":216250000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":216250000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":-52307000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":52307000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":55209000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":55209000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":55209000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":55209000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":125623000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":125623000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":70414000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":70414000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":70414000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":70414000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":280534000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":280534000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":154911000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":154911000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":154911000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":154911000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":352714000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":352714000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":352714000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":72180000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":72180000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":97578000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":97578000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":97578000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":97578000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":206216000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":206216000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":108638000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":108638000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":108638000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":108638000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":265378000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":265378000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":59162000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":59162000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":59162000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":59162000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":330544000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":330544000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":65166000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":65166000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":51805000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":51805000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":106416000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":54611000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":54611000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":162381000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":55965000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":55965000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":199746000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":37365000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"NetIncomeLossAttributableToParentDiluted":{"label":"Net Income (Loss) Attributable to Parent, Diluted","description":"The portion of profit or loss for the period, net of income taxes, which is attributable to the parent, and includes adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.","units":{"USD":[{"start":"2015-01-01","end":"2015-06-30","val":2463000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":2463000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":6888000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":6888000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":4425000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":4425000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":24569000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":24569000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-05-12","end":"2015-12-31","val":24569000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2016-01-01","end":"2016-03-31","val":7589000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":7589000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":11037000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":11037000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":3449000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":3449000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":18081000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":18081000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":7044000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":7044000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":26803000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":26803000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":26803000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":12037000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":12037000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":20846000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":20846000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":8791000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":8791000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":36780000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":36780000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":15930000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":15930000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-128729000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-128729000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-128729000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":16804000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":16804000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":17798000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":17798000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":1063000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":1063000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":78445000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":78445000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":59854000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":59854000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":139235000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":139235000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":50793000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":122763000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":71945000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":195531000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":72788000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":249946000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"NetIncomeLossNetOfTaxPerOutstandingLimitedPartnershipUnitDiluted":{"label":"Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted","description":"Per unit of ownership amount after tax of income (loss) available to limited partnership (LP) unit-holder and units that would have been outstanding assuming the issuance of limited partner units for dilutive potential units outstanding.","units":{"USD/shares":[{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q2"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q3"},{"start":"2015-10-01","end":"2015-12-31","val":0.37,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4"}]}},"NetIncomeLossPerOutstandingLimitedPartnershipUnitBasicNetOfTax":{"label":"Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax","description":"Per unit of ownership amount after tax of income (loss) available to outstanding limited partnership (LP) unit-holder.","units":{"USD/shares":[{"start":"2015-04-01","end":"2015-06-30","val":0.05,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q2"},{"start":"2015-07-01","end":"2015-09-30","val":0.09,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q3"},{"start":"2015-10-01","end":"2015-12-31","val":0.37,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4"}]}},"NoncontrollingInterestIncreaseFromBusinessCombination":{"label":"Noncontrolling Interest, Increase from Business Combination","description":"Amount of increase in noncontrolling interest from a business combination.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":31843000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":31843000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1"}]}},"NonoperatingIncomeExpense":{"label":"Nonoperating Income (Expense)","description":"The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-26375000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":88000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":8341000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":8253000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":8013000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":-327000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":5916000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":5916000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-2728000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":-2728000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-6438000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":-6438000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":-3710000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":-3710000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-10918000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":-10918000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-4480000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":-4480000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-15917000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-15917000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-13158000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-17057000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-16348000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":14997000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":16407000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":32054000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":32755000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":10967000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":13075000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-4030000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":-3332000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":6611000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":9362000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":9362000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":6676000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":6676000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":28575000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":28575000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":21899000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":21899000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":137991000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":137991000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":109416000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":109416000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":160596000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":160596000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":160596000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":39092000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":39092000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":86327000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":86327000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":47235000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":47235000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":126952000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":126952000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":40625000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":40625000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":172749000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":172749000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":48994000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":107609000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":58615000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":152809000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":45200000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":166388000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"NotesReceivableRelatedPartiesCurrent":{"label":"Notes Receivable, Related Parties, Current","description":"Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due within 1 year (or 1 business cycle).","units":{"USD":[{"end":"2014-12-31","val":73393000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":73393000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":73393000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":73393000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":15000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"}]}},"NumberOfReportableSegments":{"label":"Number of Reportable Segments","description":"Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.","units":{"Segment":[{"start":"2015-01-01","end":"2015-03-31","val":3,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-09-30","val":3,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-12-31","val":3,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":3,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":3,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":3,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":3,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":3,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":3,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-12-31","val":3,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":3,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":3,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":3,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":3,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":3,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":3,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":3,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":3,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OperatingCostsAndExpenses":{"label":"Operating Costs and Expenses","description":"Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":35404000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":8013000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18068000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":10055000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":28029000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":9961000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":39577000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":39577000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9575000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":9575000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":21983000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":21983000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":12408000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":12408000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":36054000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":36054000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":14071000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":14071000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":49138000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":49138000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":50823000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":12477000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":12958000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":26341000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":27228000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":13864000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":14270000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":41055000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":42374000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":14714000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":15146000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":53386000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":55070000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":55070000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":12903000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":12903000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":28157000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":28157000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":15254000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":15254000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":45569000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":45569000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":17412000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":17412000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":62069000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":62069000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":62069000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":16399000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":16399000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":34839000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":34839000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":18440000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":18440000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":52850000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":52850000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":18011000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":18011000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":72460000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":72460000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":18046000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":41518000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":23472000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":64175000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":22657000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":88474000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OperatingIncomeLoss":{"label":"Operating Income (Loss)","description":"The net result for the period of deducting operating expenses from operating revenues.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":33999000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":16529000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2014-01-01","end":"2014-03-31","val":16529000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":23004000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":6475000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":6475000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":34584000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":11580000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":11580000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":53413000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":53413000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":18829000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":25718000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":25718000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-03-31","val":25718000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2015-01-01","end":"2015-03-31","val":25718000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":81823000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":81823000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":56105000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":56105000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-04-01","end":"2015-06-30","val":56105000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":56105000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":134228000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":134228000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":52405000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":52405000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-07-01","end":"2015-09-30","val":52405000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":52405000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":196631000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":196631000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":206229000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":62403000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-10-01","end":"2015-12-31","val":62403000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":60469000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":60469000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":63445000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":63445000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":119816000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":118203000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":59347000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":59347000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":54758000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":54758000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":183846000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":185146000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":64030000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":64030000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":66943000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":66943000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":254174000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":258418000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":258418000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":70328000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":73272000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":63226000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":63226000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":63226000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":63226000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":130170000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":130170000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":66944000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":66944000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":66944000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":66944000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":204173000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":204173000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":74003000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":74003000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":74003000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":74003000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":271847000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":271847000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":271847000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":67674000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":67674000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":81913000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":81913000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":81913000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":81913000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":161188000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":161188000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":79275000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":79275000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":79275000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":79275000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":251272000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":251272000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":90084000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":90084000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":90084000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":90084000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":350631000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":350631000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":99359000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":99359000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":70464000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":70464000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":160060000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":89596000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":89596000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":265926000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":105866000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":105866000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":352760000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":86834000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"OperatingLeaseCost":{"label":"Operating Lease, Cost","description":"Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":9100000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":800000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":200000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":500000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":300000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":1000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":500000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":1600000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OperatingLeaseLeaseIncomeLeasePayments":{"label":"Operating Lease, Lease Income, Lease Payments","description":"Amount of operating lease income from lease payments paid and payable to lessor. Excludes variable lease payments not included in measurement of lease receivable.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":3800000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":10900000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":2400000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":4700000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":2300000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":7300000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":2600000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":9400000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OperatingLeaseLiability":{"label":"Operating Lease, Liability","description":"Present value of lessee's discounted obligation for lease payments from operating lease.","units":{"USD":[{"end":"2019-03-31","val":2171000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":11635000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":11735000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":12728000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OperatingLeaseLiabilityCurrent":{"label":"Operating Lease, Liability, Current","description":"Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.","units":{"USD":[{"end":"2019-03-31","val":603000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":988000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":1239000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":1497000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OperatingLeaseLiabilityNoncurrent":{"label":"Operating Lease, Liability, Noncurrent","description":"Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.","units":{"USD":[{"end":"2019-03-31","val":1568000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":10647000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":10496000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":11231000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OperatingLeasePayments":{"label":"Operating Lease, Payments","description":"Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.","units":{"USD":[{"start":"2019-01-01","end":"2019-03-31","val":200000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":500000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":900000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":1500000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OperatingLeaseRightOfUseAsset":{"label":"Operating Lease, Right-of-Use Asset","description":"Amount of lessee's right to use underlying asset under operating lease.","units":{"USD":[{"end":"2019-03-31","val":2171000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":11609000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":11673000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":12629000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDue":{"label":"Operating Leases, Future Minimum Payments Due","description":"Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.","units":{"USD":[{"end":"2015-12-31","val":622549000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":595679000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":10306000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":9259000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3230000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":3230000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":3230000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":3230000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueCurrent":{"label":"Operating Leases, Future Minimum Payments Due, Next Twelve Months","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":27805000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":28377000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":1226000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":1818000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":1074000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":1074000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":1074000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":1074000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInFiveYears":{"label":"Operating Leases, Future Minimum Payments, Due in Five Years","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":29879000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":30374000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":828000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":679000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":147000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":147000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":147000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":147000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInFourYears":{"label":"Operating Leases, Future Minimum Payments, Due in Four Years","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":29246000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":29959000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":1093000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":796000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":240000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":240000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":240000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":240000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInThreeYears":{"label":"Operating Leases, Future Minimum Payments, Due in Three Years","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":28714000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":29328000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":1414000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":1056000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":483000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":483000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":483000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":483000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInTwoYears":{"label":"Operating Leases, Future Minimum Payments, Due in Two Years","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":28355000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":28788000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":1351000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":1757000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":922000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":922000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":922000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":922000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueThereafter":{"label":"Operating Leases, Future Minimum Payments, Due Thereafter","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":478550000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":448853000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":4394000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3153000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":364000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":364000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":364000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":364000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivable":{"label":"Operating Leases, Future Minimum Payments Receivable","description":"Future minimum rental payments in aggregate as of the balance sheet date under operating leases.","units":{"USD":[{"end":"2015-12-31","val":34397000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":30445000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":31816000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":30366000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableCurrent":{"label":"Operating Leases, Future Minimum Payments Receivable, Current","description":"Future rental payments receivable within one year of the balance sheet date under an operating lease.","units":{"USD":[{"end":"2015-12-31","val":3952000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3967000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":4575000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":7742000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Five Years","description":"Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2015-12-31","val":3385000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3180000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3773000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3773000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInFourYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Four Years","description":"Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2015-12-31","val":3997000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3385000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3773000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3773000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Three Years","description":"Future rental payments receivable within the third year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2015-12-31","val":3982000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3997000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":3978000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3773000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Two Years","description":"Future rental payments receivable within the second year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2015-12-31","val":3967000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":3982000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":4590000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3952000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableThereafter":{"label":"Operating Leases, Future Minimum Payments Receivable, Thereafter","description":"Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.","units":{"USD":[{"end":"2015-12-31","val":15114000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q4I"},{"end":"2016-12-31","val":11934000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":11127000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":7353000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"}]}},"OperatingLeasesIncomeStatementLeaseRevenue":{"label":"Operating Leases, Income Statement, Lease Revenue","description":"The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue and sublease revenue.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":800000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":3200000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":3200000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":3200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":3800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":3800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":10900000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"OperatingLeasesRentExpenseSubleaseRentals1":{"label":"Operating Leases, Rent Expense, Sublease Rentals","description":"The total amount of sublease rental income recognized during the period that reduces the entity's rent expense incurred under operating leases.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":1000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":800000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"}]}},"OperatingLeaseWeightedAverageDiscountRatePercent":{"label":"Operating Lease, Weighted Average Discount Rate, Percent","description":"Weighted average discount rate for operating lease calculated at point in time.","units":{"pure":[{"end":"2019-03-31","val":0.0463,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":0.0559,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":0.0588,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":0.0582,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherAccruedLiabilitiesCurrent":{"label":"Other Accrued Liabilities, Current","description":"Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2014-12-31","val":13340000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":7872000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":7872000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":7872000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":12094000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":4247000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3664000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":6880000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":6880000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":6880000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":6880000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":6880000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":6969000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":6687000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":6725000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":6446000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":6446000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":6446000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":6446000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":6446000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6001000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":5292000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":6690000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":7171000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":7171000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":11202000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":11202000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":11202000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":7816000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":11937000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":14409000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":42910000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":42910000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":42910000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":42910000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":42910000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":44651000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":40248000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":41759000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":38273000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherAssetsCurrent":{"label":"Other Assets, Current","description":"Amount of current assets classified as other.","units":{"USD":[{"end":"2018-12-31","val":11816000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":11816000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":11816000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-06-30","val":15967000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":14785000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":12490000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitment":{"label":"Other Commitment","description":"Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.","units":{"USD":[{"end":"2016-12-31","val":7498000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":6333000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":55791000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":55850000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitmentDueAfterFifthYear":{"label":"Other Commitment, to be Paid, after Year Five","description":"Amount of commitment classified as other to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2016-12-31","val":69000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":48000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":13231000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":20255000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitmentDueInFifthYear":{"label":"Other Commitment, to be Paid, Year Five","description":"Amount of commitment classified as other to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2016-12-31","val":27000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":20000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":5614000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":2141000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitmentDueInFourthYear":{"label":"Other Commitment, to be Paid, Year Four","description":"Amount of commitment classified as other to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2016-12-31","val":1858000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":20000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":5604000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":4823000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitmentDueInNextTwelveMonths":{"label":"Other Commitment, to be Paid, Year One","description":"Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2016-12-31","val":1843000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2084000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":13467000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":16260000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitmentDueInSecondYear":{"label":"Other Commitment, to be Paid, Year Two","description":"Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2016-12-31","val":1843000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2091000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":11198000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":6618000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCommitmentDueInThirdYear":{"label":"Other Commitment, to be Paid, Year Three","description":"Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2016-12-31","val":1858000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2070000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"},{"end":"2018-12-31","val":6677000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018Q4I"},{"end":"2019-12-31","val":5753000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"OtherCostAndExpenseOperating":{"label":"Other Cost and Expense, Operating","description":"The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":4000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":4000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":1400000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":1400000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":2500000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"OtherNonoperatingIncomeExpense":{"label":"Other Nonoperating Income (Expense)","description":"Amount of income (expense) related to nonoperating activities, classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":2205000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":940000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1669000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":729000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":2400000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":731000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":3103000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":3103000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":712000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":712000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1481000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":1481000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":769000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":769000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1983000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":1983000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":502000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":502000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":2639000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":2413000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":2413000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":566000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":566000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":787000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":787000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":221000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":221000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":1267000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":1267000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":480000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":480000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":1723000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":1723000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":432000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":70000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":1955000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":342000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":2227000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":272000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":272000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":796000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":12409000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":454000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":10182000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":1221000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":3106000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":12834000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":451000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":451000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":781000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":781000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":330000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":330000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-843000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":-843000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":-1624000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":-1624000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":-751000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":-751000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":177000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":375000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":198000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":851000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":476000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":2410000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OtherOperatingActivitiesCashFlowStatement":{"label":"Other Operating Activities, Cash Flow Statement","description":"Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-1865000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":7240000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":578000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":-3035000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":-2295000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":-2295000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-175000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":-191000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-4708000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":-1495000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":-5359000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":-5142000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-1891000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-1665000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":-1672000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-246000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":1144000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1734000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":-4155000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":-779000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-14000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":-5072000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":95000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":95000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-755000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":-140000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-660000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":419000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":3930000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":974000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":-2709000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-2709000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-2709000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":108000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":108000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":2525000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":2525000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":1965000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":1965000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":9145000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":9145000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-3533000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-8593000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":-9398000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":-13920000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"OtherPartnersCapital":{"label":"Other Partners' Capital","description":"Amount of other partners' capital.","units":{"USD":[{"end":"2016-12-31","val":82295000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017Q4I"}]}},"OtherSalesRevenueNet":{"label":"Other Revenue, Net (Deprecated 2018-01-31)","description":"Amount, after sales adjustments, returns, allowances, and discounts, of revenue classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":14801000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":6960000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":14669000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":7709000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":24747000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":10078000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":35231000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":35231000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10277000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":10277000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":20173000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":20173000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":9896000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":9896000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":26730000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":26730000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":6557000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":6557000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":33733000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":33733000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":40197000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":7627000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":9390000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":15724000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":19571000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":8097000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":10181000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":24260000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":29521000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":8536000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":9950000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":32817000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":39628000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":13003000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":13003000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":31664000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":31664000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":18661000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":18661000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":58882000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":27218000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":79298000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":24015000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":47714000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":23699000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"OtherSignificantNoncashTransactionValueOfConsiderationGiven1":{"label":"Other Significant Noncash Transaction, Value of Consideration Given","description":"\"The value of the noncash (or part noncash) consideration given (for example, liability, equity) in a transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. \"\"Part noncash\"\" refers to that portion of a transaction not resulting in cash receipts or cash payments in the period.\"","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":393039000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":2113758000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":2113758000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":2113758000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":122504000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":122504000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":111707000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PartnersCapital":{"label":"Partners' Capital","description":"The amount of ownership interest of different classes of partners in limited partnership.","units":{"USD":[{"end":"2014-12-31","val":146866000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":146866000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":146866000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":146866000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":112982000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":408685000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":410906000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":422310000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":422310000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":422310000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":422310000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":422310000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":167467000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":189356000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":168058000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":250967000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":333262000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":333262000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":333262000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":333262000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":244610000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":237224000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":234241000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":48613000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":48613000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":48613000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":48613000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":48613000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":15615000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1744665000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1738245000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":1725537000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":1725537000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":1725537000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":1725537000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":1725537000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":1890345000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":1870439000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":1848872000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":1801802000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"PartnersCapitalAccountAcquisitions":{"label":"Partners' Capital Account, Acquisitions","description":"Change in the different classes of partners' capital accounts during the year due to acquisitions. Partners include general, limited and preferred partners.","units":{"USD":[{"start":"2016-01-01","end":"2016-12-31","val":280000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"}]}},"PartnersCapitalAccountExchangesAndConversions":{"label":"Partners' Capital Account, Exchanges and Conversions","description":"Total change in each class of partners' capital accounts during the year due to exchanges and conversions. Partners include general, limited and preferred partners.","units":{"USD":[{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-07-01","end":"2018-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1"}]}},"PartnersCapitalAccountPublicSaleOfUnits":{"label":"Partners' Capital Account, Public Sale of Units","description":"Monetary value of the issuance of new units of limited partnership interest in a public offering.","units":{"USD":[{"start":"2018-04-01","end":"2018-06-30","val":2113758000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":2113758000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-12-31","val":2113758000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts":{"label":"Partners' Capital Account, Public Sale of Units Net of Offering Costs","description":"Monetary value of the issuance of new units of limited partnership interest in a public offering, net of offering costs. This is a parenthetical disclosure.","units":{"USD":[{"start":"2016-01-01","end":"2016-06-30","val":261800000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":290500000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":28700000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3"},{"start":"2017-01-01","end":"2017-03-31","val":99400000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":112800000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":112400000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"}]}},"PartnersCapitalAccountUnitsSoldInPrivatePlacement":{"label":"Partners' Capital Account, Units, Sold in Private Placement","description":"The number of units sold in a private placement of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.","units":{"shares":[{"end":"2016-04-28","val":2416987,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2016-04-28","val":2416987,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2016-04-28","val":2416987,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-04-28","val":2416987,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2016-04-28","val":2416987,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016Q1I"}]}},"PartnersCapitalAccountUnitsSoldInPublicOffering":{"label":"Partners' Capital Account, Units, Sold in Public Offering","description":"The number of units sold in a public offering of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.","units":{"shares":[{"start":"2016-01-01","end":"2016-06-30","val":6081138,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":6703984,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":622846,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3"},{"start":"2017-01-01","end":"2017-03-31","val":2087647,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2341061,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":2341061,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"}]}},"PartnersCapitalAccountUnitsTreasury":{"label":"Partners' Capital Account, Units, Treasury Units Purchased","description":"Units that were previously issued and have been repurchased during the year.","units":{"shares":[{"end":"2016-07-21","val":3563146,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q2I"},{"end":"2017-02-01","val":736262,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2017-02-01","val":736262,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2017-02-01","val":736262,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2017-02-01","val":736262,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-02-01","val":736262,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-02-01","val":736262,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-02-01","val":736262,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-02-01","val":736262,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-02-01","val":736262,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"}]}},"PartnersCapitalAttributableToNoncontrollingInterest":{"label":"Partners' Capital Attributable to Noncontrolling Interest","description":"Total of all Partners' Capital (deficit) items which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest).","units":{"USD":[{"end":"2014-12-31","val":1648285000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":1648285000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":1648285000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":1648285000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1531970000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1588677000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1609525000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1599188000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":1599188000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":1599188000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":1599188000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":1599188000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1428390000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1763529000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1616535000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1596152000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1596152000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":1596152000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":1596152000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":1596152000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1572132000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1572144000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1683514000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1672566000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":1672566000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":1672566000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":1672566000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":1672566000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2240468000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":488985000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":480803000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":491571000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":491571000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":491571000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":491571000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":491571000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":409419000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":411560000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":412176000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":391076000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest":{"label":"Partners' Capital, Including Portion Attributable to Noncontrolling Interest","description":"Amount of partners' capital (deficit), including portions attributable to both the parent and noncontrolling interests. Excludes temporary equity and is sometimes called permanent equity.","units":{"USD":[{"end":"2013-12-31","val":1309101000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1510111000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1I"},{"end":"2014-12-31","val":1795151000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":1795151000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":1795151000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":1795151000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1644952000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1997362000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2020431000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2021498000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2021498000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":2021498000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":2021498000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":2021498000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1595857000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1952885000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1784593000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1847119000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1929414000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":1929414000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":1929414000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":1929414000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1816742000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1809368000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1917755000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2256083000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2233650000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2219048000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":2299764000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":2281999000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":2261048000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":2192878000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"PaymentsForEnvironmentalLiabilities":{"label":"Payments for Environmental Liabilities","description":"Cash outflows made during the period for environmental remediation activities.","units":{"USD":[{"start":"2019-01-01","end":"2019-03-31","val":100000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":100000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":100000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":100000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsForProceedsFromOtherInvestingActivities":{"label":"Payments for (Proceeds from) Other Investing Activities","description":"Amount of cash (inflow) outflow from investing activities classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":1590000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1910000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1638000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":2268000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":-17521000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":-18773000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":311000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":311000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":4648000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":4648000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":4625000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":4625000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":4883000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":4883000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":4883000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-25000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":-25000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-411000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":-411000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":-205000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":-205000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":-49000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":-48000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":-48000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-1341000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":5352000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":13986000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":13986000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":13449000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":13449000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":15125000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":15125000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":15125000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":20473000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":12439000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":12521000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":12521000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":12304000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":12304000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":7848000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":7848000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-15000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-246000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":42000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":5326000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsForRepurchaseOfCommonStock":{"label":"Payments for Repurchase of Common Stock","description":"The cash outflow to reacquire common stock during the period.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-07-21","val":151400000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q2I"},{"start":"2016-01-01","end":"2016-09-30","val":151434000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":204634000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":204634000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-02-01","val":35300000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"},{"start":"2017-01-01","end":"2017-03-31","val":35335000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":35335000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":35335000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-12-31","val":72381000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"PaymentsOfCapitalDistribution":{"label":"Payments of Capital Distribution","description":"Cash outflow to owners or shareholders, excluding ordinary dividends. Includes special dividends.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":334068000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":334068000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":334068000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":334068000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":334068000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":334068000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":334068000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":1603000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":1603000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"PaymentsOfDebtIssuanceCosts":{"label":"Payments of Debt Issuance Costs","description":"The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":3271000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":10380000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":10380000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":22375000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":22375000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":22375000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsOfDividends":{"label":"Payments of Dividends","description":"Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":9014000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":6457000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":13244000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":23766000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":35538000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":14761000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":46082000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-09-30","val":74843000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":74843000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":99190000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":42499000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-06-30","val":32813000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":52704000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":73321000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":73321000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":21346000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":49662000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":49662000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":126714000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":126714000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":206431000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":206431000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":81304000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":176279000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":273046000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":371605000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsOfDividendsMinorityInterest":{"label":"Payments of Ordinary Dividends, Noncontrolling Interest","description":"Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-09-30","val":12969000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":12969000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":28738000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2017-01-01","end":"2017-12-31","val":317102000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-09-30","val":262856000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":327578000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-09-30","val":178885000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":237350000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsRelatedToTaxWithholdingForShareBasedCompensation":{"label":"Payment, Tax Withholding, Share-based Payment Arrangement","description":"Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement.","units":{"USD":[{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":30000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":13260000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":13260000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":16216000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsToAcquireAdditionalInterestInSubsidiaries":{"label":"Payments to Acquire Additional Interest in Subsidiaries","description":"The cash outflow associated with the purchase of noncontrolling interest during the period.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":27000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":700000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":171948000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":700000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":171948000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":700000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":171948000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":700000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":700000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":49118000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":49118000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":49118000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":49118000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":49118000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":49118000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":49118000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":49118000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":49118000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"PaymentsToAcquireAssetsInvestingActivities":{"label":"Payments to Acquire Assets, Investing Activities","description":"Aggregate cash payments for a combination of transactions that are classified as investing activities in which assets, which may include securities, other types of investments, or productive assets, are purchased from third-party sellers. This element can be used by entities to aggregate payments for all asset purchases that are classified as investing activities.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-06-30","val":128526000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":128526000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":128526000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":128526000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":128526000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":128526000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":128526000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-11-05","val":30700000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3I"},{"start":"2018-01-01","end":"2018-12-31","val":30704000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":30704000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"PaymentsToAcquireBusinessesGross":{"label":"Payments to Acquire Businesses, Gross","description":"The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":150000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":150000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":150000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":150000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":140000000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":140000000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":140000000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":140000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"}]}},"PaymentsToAcquireBusinessesNetOfCashAcquired":{"label":"Payments to Acquire Businesses, Net of Cash Acquired","description":"The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.","units":{"USD":[{"start":"2017-01-01","end":"2017-09-30","val":57202000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":57202000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":95000000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":95000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":95000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"}]}},"PaymentsToAcquireEquityMethodInvestments":{"label":"Payments to Acquire Equity Method Investments","description":"The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":1999000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":383000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":63000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":14387000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":14450000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":35452000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":35515000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":50013000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":50076000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":50076000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":6693000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":17835000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":17835000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":31570000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":31570000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":45948000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":45948000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":45948000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":19500000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":8034000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":22513000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":22513000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":444788000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":444788000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":473946000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":473946000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":29797000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":66084000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":75179000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":115545000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsToAcquireInterestInJointVenture":{"label":"Payments to Acquire Interest in Joint Venture","description":"The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group.","units":{"USD":[{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"}]}},"PaymentsToAcquireInterestInSubsidiariesAndAffiliates":{"label":"Payments to Acquire Interest in Subsidiaries and Affiliates","description":"The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":7600000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":7600000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":7600000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":171948000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":171948000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":171948000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":171948000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":436022000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":436022000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":436022000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":400000000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":400000000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":400000000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":400000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":400000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":400000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":400000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":400000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"PaymentsToAcquireProductiveAssets":{"label":"Payments to Acquire Productive Assets","description":"The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":75000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":75000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":75000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"PaymentsToAcquirePropertyPlantAndEquipment":{"label":"Payments to Acquire Property, Plant, and Equipment","description":"The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":346020000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":209111000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":479309000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":642216000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":665650000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":665650000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":13300000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":13300000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":49544000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":49544000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":65146000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":65146000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":65387000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":65387000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":120718000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":17545000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":21207000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":28491000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":34860000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":45252000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":55397000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":70719000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":84491000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":84491000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":26769000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":26769000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":53995000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":53995000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":88050000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":88050000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":145144000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":145144000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":145144000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":58760000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":58760000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":176275000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":176275000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":265073000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":265073000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":368873000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":368873000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":62802000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":150051000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":225462000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":285653000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PaymentsToMinorityShareholders":{"label":"Payments to Noncontrolling Interests","description":"Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":27000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":27000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":35538000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":16176000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":700000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":46082000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":700000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":700000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":153064000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":153064000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":50919000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":50919000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":109551000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":109551000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":177449000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":177449000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":249142000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":249142000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":249142000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":71426000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":71426000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":145109000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":145109000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":229710000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":229710000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":317102000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":317102000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":6200000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":89073000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":89073000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":198837000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":198837000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":262856000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":50000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":327578000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":6200000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":66625000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":122495000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":7500000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"PrepaidExpenseCurrent":{"label":"Prepaid Expense, Current","description":"Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2014-12-31","val":2766000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":2766000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":2766000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":2766000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2728000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3768000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3678000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2835000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2835000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":2835000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":2835000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":2835000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2883000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3615000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":3838000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":6820000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":7628000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":7628000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":7628000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":7628000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":6785000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":7153000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":3407000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":11175000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":11175000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":13165000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":13165000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":13165000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":11020000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":12829000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":16344000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":11816000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":11816000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q4I"},{"end":"2019-03-31","val":18219000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"}]}},"ProceedsFromContributionsFromAffiliates":{"label":"Proceeds from Contributions from Affiliates","description":"The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":2301000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"}]}},"ProceedsFromDivestitureOfBusinesses":{"label":"Proceeds from Divestiture of Businesses","description":"The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":50046000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":50046000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":50046000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":50046000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":50046000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":50046000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":50046000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":50046000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":0,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"}]}},"ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries":{"label":"Proceeds from Divestiture of Interest in Consolidated Subsidiaries","description":"The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).","units":{"USD":[{"end":"2019-11-04","val":59700000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3I"},{"start":"2019-01-01","end":"2019-12-31","val":59693000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital":{"label":"Proceeds from Equity Method Investment, Distribution, Return of Capital","description":"Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":747000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":1552000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":6335000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":6335000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":16073000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":16073000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":24120000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":24120000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":24120000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":10079000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":10079000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":27308000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":27308000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":41886000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":41886000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":69434000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":69434000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":69434000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":20774000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":20774000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":36502000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":36502000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":60720000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":60720000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":80213000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":80213000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":27158000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":52525000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":95179000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":144963000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ProceedsFromIssuanceInitialPublicOffering":{"label":"Proceeds from Issuance Initial Public Offering","description":"The cash inflow associated with the amount received from entity's first offering of stock to the public.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"end":"2015-05-12","val":1300000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2015-05-12","val":1300000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2015-05-12","val":1300000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-05-12","val":1300000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2015-05-12","val":1300000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015Q1I"},{"start":"2015-01-01","end":"2015-06-30","val":1315383000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":1315383000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":1314741000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":1314741000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":1314738000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":1314738000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":1314738000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"}]}},"ProceedsFromIssuanceOfCommonStock":{"label":"Proceeds from Issuance of Common Stock","description":"The cash inflow from the additional capital contribution to the entity.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":290483000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":319588000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":320385000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":320385000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"end":"2015-02-27","val":492400000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2015-02-27","val":492400000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q1I"},{"start":"2015-01-01","end":"2015-03-31","val":551949000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":551949000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":551673000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":551673000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":551243000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":551243000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":554084000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":554084000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":554084000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":12636000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":12636000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":261770000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":261770000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":290474000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":290474000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":337671000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":337671000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":337671000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":99373000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":99373000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":112762000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":112762000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":112393000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":112393000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":112420000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":112420000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":112420000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ProceedsFromIssuanceOfPrivatePlacement":{"label":"Proceeds from Issuance of Private Placement","description":"The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"end":"2016-04-28","val":90000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2016-04-28","val":90000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2016-04-28","val":90000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-04-28","val":90000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2016-04-28","val":90000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016Q1I"},{"start":"2016-01-01","end":"2016-06-30","val":90009000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":90009000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":90009000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":90009000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":90009000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":90009000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":90009000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"ProceedsFromIssuanceOfSeniorLongTermDebt":{"label":"Proceeds from Issuance of Senior Long-term Debt","description":"The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":400000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":400000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":400000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":400000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":400000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-06-30","val":350000000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":350000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":850000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":850000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":1103750000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":1103750000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":1103750000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":500000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":500000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":500000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":500000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ProceedsFromIssuanceOrSaleOfEquity":{"label":"Proceeds from Issuance or Sale of Equity","description":"The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":644782000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":644782000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-12-31","val":644782000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"}]}},"ProceedsFromMinorityShareholders":{"label":"Proceeds from Noncontrolling Interests","description":"Amount of cash inflow from a noncontrolling interest. Includes, but is not limited to, purchase of additional shares or other increase in noncontrolling interest ownership.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2379000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":16294000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":19303000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":7152000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":7273000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-09-30","val":8700000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":9304000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"}]}},"ProceedsFromOtherDebt":{"label":"Proceeds from Other Debt","description":"Amount of cash inflow from debt classified as other.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2015-01-01","end":"2015-03-31","val":139000000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1"}]}},"ProceedsFromPartnershipContribution":{"label":"Proceeds from Partnership Contribution","description":"The cash inflow from the capital received in cash from a partner in a partnership during the period.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":27488000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":27488000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":27488000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":27488000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":17894000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":17894000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":17894000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"ProceedsFromPaymentsForOtherFinancingActivities":{"label":"Proceeds from (Payments for) Other Financing Activities","description":"Amount of cash inflow (outflow) from financing activities classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-3518000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1201000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":330000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":6978000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":8271000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":8271000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2326000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":1362000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-14139000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":-14139000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":-13376000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":-13376000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-6010000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":-6010000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":37066000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-805000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":5654000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-2250000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":2494000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":-8727000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":5089000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":-14388000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":9032000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":7429000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":3355000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":3355000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-21646000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":-21646000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":-32879000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":-32879000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":-12377000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-12377000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":-12377000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":394000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":394000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-2462000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":-2462000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":-11394000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":-11394000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":-11301000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":-11271000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":313000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":233000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":1274000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":1247000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ProceedsFromRepaymentsOfDebt":{"label":"Proceeds from (Repayments of) Debt","description":"The net cash inflow or outflow in aggregate debt due to repayments and proceeds from additional borrowings.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":-356000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":242000000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":244000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":417000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":230000000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":243000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":232000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ProceedsFromRepaymentsOfOtherDebt":{"label":"Proceeds from (Repayments of) Other Debt","description":"Amount of cash inflow (outflow) for debt classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":135000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":146000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":433000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":424000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":424000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":139000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":294000000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":294000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":285000000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":285000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":342000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":342000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":342000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":447000000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":447000000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":525000000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":525000000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-01-01","end":"2016-09-30","val":252000000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":252000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":262000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":262000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":262000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":552000000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":552000000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":332000000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":332000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-01-01","end":"2017-09-30","val":-136000000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":-136000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":-356000000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":-356000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":133000000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":133000000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":242000000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-09-30","val":244000000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-12-31","val":417000000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":125000000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"}]}},"ProfitLoss":{"label":"Net Income (Loss), Including Portion Attributable to Noncontrolling Interest","description":"The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":7624000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":16617000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2014-01-01","end":"2014-03-31","val":16617000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":31345000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":14728000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":14728000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":42597000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":11253000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":11253000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":59329000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":59329000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":16731000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":22990000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":22990000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-03-31","val":22990000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2015-01-01","end":"2015-03-31","val":22990000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":73613000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":73613000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":50623000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":50623000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-04-01","end":"2015-06-30","val":50623000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":50623000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":119710000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":119710000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":46097000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":46097000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-07-01","end":"2015-09-30","val":46097000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":46097000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":187991000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":187991000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":200348000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":68281000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-10-01","end":"2015-12-31","val":68281000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":40621000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":40621000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":44306000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":44306000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":125230000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":125027000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":84609000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":84609000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":80721000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":80721000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":182021000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":185429000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":56791000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":56791000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":60402000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":60402000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":243044000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":250039000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":250039000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":61023000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":64610000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":67238000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":67238000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":67238000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":67238000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":146405000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":146405000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":79167000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":79167000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":79167000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":79167000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":317182000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":317182000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":170777000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":170777000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":170777000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":170777000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":223985000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":223985000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":223985000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":-93197000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":-93197000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":114313000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":114313000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":114313000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":114313000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-03-31","val":114313000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-03-31","val":114313000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":224014000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":224014000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":109701000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":109701000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":109701000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":109701000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-04-01","end":"2018-06-30","val":109701000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":342726000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":342726000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":118712000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":118712000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":118712000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":118712000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":467671000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":467671000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":124945000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":124945000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":102392000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":102392000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-03-31","val":102392000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-03-31","val":102392000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":228622000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":126230000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":126230000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-04-01","end":"2019-06-30","val":126230000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":357111000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":128489000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":128489000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":448555000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":91444000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"PropertyPlantAndEquipmentNet":{"label":"Property, Plant and Equipment, Net","description":"Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.","units":{"USD":[{"end":"2014-12-31","val":1853081000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":1853081000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":1853081000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":1853081000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1921676000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1943016000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1948821000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2025018000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2025018000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":2025018000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"end":"2015-12-31","val":2025018000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"end":"2015-12-31","val":2025018000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2017138000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2007067000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2003532000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2016Q3I"},{"end":"2016-12-31","val":2012263000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":2079232000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2016-12-31","val":2079232000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2016-12-31","val":2079232000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2016-12-31","val":2079232000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2085670000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2232754000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2350830000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2394337000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2394337000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-12-31","val":2394337000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-12-31","val":2394337000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-12-31","val":2394337000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2498715000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2595063000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2662055000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":2802429000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":2802429000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2018-12-31","val":2802429000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":2802429000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":2802429000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":2750375000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1I"},{"end":"2019-06-30","val":2820965000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":2865107000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":2774518000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"ReceivablesNetCurrent":{"label":"Receivables, Net, Current","description":"The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.","units":{"USD":[{"end":"2018-01-01","val":119955000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-12-31","val":236097000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":236097000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":236097000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-06-30","val":235665000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2I"},{"end":"2019-09-30","val":246293000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":324281000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"RegulatoryAssets":{"label":"Regulatory Assets","description":"The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period.","units":{"USD":[{"end":"2014-12-31","val":1400000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"end":"2014-12-31","val":1400000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"end":"2014-12-31","val":1400000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2014-12-31","val":1400000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1300000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1200000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1200000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2800000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":2900000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":2900000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2600000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2600000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":3200000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3200000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":2600000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"RegulatoryLiabilities":{"label":"Regulatory Liabilities","description":"The amount for the individual regulatory liability as itemized in a table of regulatory liabilities as of the end of the period.","units":{"USD":[{"end":"2014-12-31","val":2300000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4I"},{"end":"2015-12-31","val":2200000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"end":"2015-12-31","val":2200000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":1700000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"end":"2016-12-31","val":1700000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4I"},{"end":"2017-12-31","val":2300000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-12-31","val":2300000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4I"},{"end":"2018-12-31","val":1900000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":1900000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":3000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"RelatedPartyCosts":{"label":"Related Party Costs","description":"Direct costs arising from transactions with related parties who are not affiliates or joint Ventures. These costs are categorized as cost of goods sold.","units":{"USD":[{"start":"2016-01-01","end":"2016-12-31","val":18585000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-09-30","val":10476000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":1062000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":10476000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":10476000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-06-30","val":520000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":520000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":730000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":210000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":940000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"RentalIncomeNonoperating":{"label":"Rental Income, Nonoperating","description":"Income earned by providing the use of assets to an outside party in exchange for a payment or series of payments that is nonoperating in nature.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":1000000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":800000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":800000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":800000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2018"}]}},"RepaymentsOfLongTermDebt":{"label":"Repayments of Long-term Debt","description":"The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":400000000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015"}]}},"ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount":{"label":"Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount","description":"Percentage of fair value of reporting unit in excess of carrying amount.","units":{"pure":[{"end":"2015-08-31","val":0.1,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q3I"}]}},"RevenueFromContractWithCustomerIncludingAssessedTax":{"label":"Revenue from Contract with Customer, Including Assessed Tax","description":"Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":179094000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":372683000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":193589000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":573003000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":573003000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":200320000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":200320000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":793259000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":793259000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":197352000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":408876000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":211524000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":635585000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":226709000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":868548000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"RevenueFromRelatedParties":{"label":"Revenue from Related Parties","description":"Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":6331000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-09-30","val":4855000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":1182000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":6228000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":6228000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1632000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":3324000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":1692000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":6662000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":6662000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":3338000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":3338000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":8516000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":8516000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":8516000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1896000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":1896000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":3765000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":3765000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":1869000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":1869000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":5603000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":5603000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":1838000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":1838000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":7483000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":7483000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":1903000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":3810000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":1907000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":5830000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":2020000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":7394000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"RevenueOilAndGasServices":{"label":"Revenue, Oil and Gas Services (Deprecated 2018-01-31)","description":"Revenue from oil and gas-related services including well services (such as drilling, rigs and analytic evaluations), transportation, and other supporting contractor services, during the reporting period.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":28343000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":28343000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":50381000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":50381000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":124403000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":124403000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":74022000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":74022000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":206331000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":206331000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":81928000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":81928000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":300436000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":300436000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":300436000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":94572000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":94572000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":187894000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":187894000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":93322000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":93322000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":279281000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":279281000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":91387000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":91387000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":374949000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":374949000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":84331000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":84331000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":174186000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":174186000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":89855000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":89855000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":260366000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":86180000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":345733000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":84738000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":185904000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":101166000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"RevenueRemainingPerformanceObligation":{"label":"Revenue, Remaining Performance Obligation, Amount","description":"Amount of transaction price allocated to performance obligation that has not been recognized as revenue.","units":{"USD":[{"end":"2018-06-30","val":258435000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":129104000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"}]}},"Revenues":{"label":"Revenues","description":"Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":290526000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":94779000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2014-01-01","end":"2014-03-31","val":94779000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":172099000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":77320000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":77320000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":262052000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":89953000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":89953000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":371556000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":371556000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":109504000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":114675000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":114675000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-03-31","val":114675000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2015-01-01","end":"2015-03-31","val":114675000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":247645000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":247645000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":132970000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":132970000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-04-01","end":"2015-06-30","val":132970000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":132970000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":385813000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":385813000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":138168000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":138168000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-07-01","end":"2015-09-30","val":138168000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":138168000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":536197000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":536197000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":542661000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":150384000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-10-01","end":"2015-12-31","val":150384000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":145405000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":145405000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-03-31","val":147168000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2016-01-01","end":"2016-03-31","val":147168000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":292336000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":296183000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":146931000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":146931000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-04-01","end":"2016-06-30","val":149015000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":149015000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":444461000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":449451000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":152125000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":152125000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-07-01","end":"2016-09-30","val":153268000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":153268000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":605122000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":611662000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":611662000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2016-10-01","end":"2016-12-31","val":160661000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-10-01","end":"2016-12-31","val":162211000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016Q4"},{"start":"2017-01-01","end":"2017-03-31","val":144400000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":144400000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-03-31","val":144400000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":144400000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":305263000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":305263000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":160863000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":160863000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-04-01","end":"2017-06-30","val":160863000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":160863000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":481132000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":481132000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":175869000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":175869000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-07-01","end":"2017-09-30","val":175869000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":175869000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":655898000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":655898000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":655898000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2017-10-01","end":"2017-12-31","val":174766000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-10-01","end":"2017-12-31","val":174766000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2017Q4"},{"start":"2018-01-01","end":"2018-03-31","val":179094000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":179094000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-03-31","val":179094000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2018-01-01","end":"2018-03-31","val":179094000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":372683000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":372683000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":193589000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":193589000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-04-01","end":"2018-06-30","val":193589000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":193589000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":573003000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":573003000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":200320000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":200320000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-07-01","end":"2018-09-30","val":200320000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":200320000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":793259000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":793259000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2018-10-01","end":"2018-12-31","val":220256000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-10-01","end":"2018-12-31","val":220256000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4"},{"start":"2019-01-01","end":"2019-03-31","val":197352000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"start":"2019-01-01","end":"2019-03-31","val":197352000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":408876000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":211524000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":211524000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":635585000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":226709000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":226709000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":868548000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"},{"start":"2019-10-01","end":"2019-12-31","val":232963000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4"}]}},"RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability":{"label":"Right-of-Use Asset Obtained in Exchange for Operating Lease Liability","description":"Amount of increase in right-of-use asset obtained in exchange for operating lease liability.","units":{"USD":[{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-06-30","val":9654000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":10045000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":11420000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"SaleOfStockConsiderationReceivedOnTransaction":{"label":"Sale of Stock, Consideration Received on Transaction","description":"Cash received on stock transaction after deduction of issuance costs.","units":{"USD":[{"end":"2019-03-11","val":3200000000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07"},{"end":"2019-03-11","val":3200000000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-03-11","val":3200000000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2019-03-11","val":3200000000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1I"}]}},"SalesRevenueFromEnergyCommoditiesAndServices":{"label":"Sales Revenue from Energy Commodities and Services (Deprecated 2018-01-31)","description":"Revenue derived from energy-related services such supplying various forms of energy (such as steam, electricity and chilled water from the operation of on-site facilities or cogeneration plants), procurement services provided to energy purchasers, and the marketing and trading of energy commodities and derivatives.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":155700000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":92757000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":39042000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":141887000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":49130000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":181249000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":181249000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":21869000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":41880000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":41880000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":20011000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":20011000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":62132000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":62132000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":20252000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":20252000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":82133000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":82133000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":82133000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":13926000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":13926000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":30756000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":30756000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":16830000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":16830000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":51514000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":51243000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":20758000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":20487000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":77394000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":77123000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":15381000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":15381000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":38299000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":38299000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":22918000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":22918000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":70514000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":32215000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":108503000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":38145000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":75395000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":37250000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"SalesRevenueNet":{"label":"Revenue, Net (Deprecated 2018-01-31)","description":"Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":179094000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":372683000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":193589000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2"}]}},"ShareBasedCompensation":{"label":"Share-based Payment Arrangement, Noncash Expense","description":"Amount of noncash expense for share-based payment arrangement.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":1798000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":941000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":2249000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-01-01","end":"2014-09-30","val":3724000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-01-01","end":"2014-12-31","val":5136000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":5136000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1527000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":1527000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3254000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-09-30","val":4183000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":4183000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":5425000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":5425000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1342000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-09-30","val":4405000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":5972000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":8898000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":2814000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":4003000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":6770000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":10665000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":17120000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":20570000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":23246000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":31293000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost":{"label":"Share-based Payment Arrangement, Accelerated Cost","description":"Amount of additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.","units":{"USD":[{"start":"2019-01-01","end":"2019-03-31","val":12500000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":12500000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":12500000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":12500000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period","description":"The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.","units":{"shares":[{"start":"2018-01-01","end":"2018-12-31","val":79200,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":79200,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":55200,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value","description":"Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.","units":{"USD/shares":[{"start":"2018-01-01","end":"2018-12-31","val":20.62,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":20.62,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":17.18,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period","description":"The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).","units":{"shares":[{"start":"2015-07-01","end":"2015-09-30","val":160000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":160000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-12-31","val":45000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":30000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":30000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":1138200,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":1138200,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":1767100,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":1775600,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":1796400,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":3204850,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value","description":"The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).","units":{"USD/shares":[{"start":"2016-01-01","end":"2016-12-31","val":18.22,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":23.66,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":23.66,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":17.01,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":17.01,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":15.2,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":15.21,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":15.19,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":18.14,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number","description":"The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.","units":{"shares":[{"end":"2015-12-31","val":160000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2015Q4I"},{"end":"2016-12-31","val":205000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2016-12-31","val":205000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"},{"end":"2017-12-31","val":224998,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-12-31","val":224998,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-06-30","val":1957974,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1968908,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":3049644,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":3049644,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":3883000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value","description":"Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.","units":{"USD/shares":[{"end":"2015-12-31","val":27.97,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2015Q4I"},{"end":"2016-12-31","val":25.83,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2016-12-31","val":25.83,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"},{"end":"2017-12-31","val":25.91,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-12-31","val":25.91,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-06-30","val":18.95,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2018Q2I"},{"end":"2018-09-30","val":18.93,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2018Q3I"},{"end":"2018-12-31","val":18.25,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-12-31","val":18.25,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-12-31","val":17.85,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period","description":"The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.","units":{"shares":[{"start":"2017-01-01","end":"2017-12-31","val":10002,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":10002,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":20664,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":20664,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":2316294,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value","description":"The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.","units":{"USD/shares":[{"start":"2017-01-01","end":"2017-12-31","val":14.26,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":14.26,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":19.19,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":19.19,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"end":"2019-03-11","val":18.82,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1I"},{"start":"2019-01-01","end":"2019-03-31","val":18.82,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":18.82,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":18.82,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":18.75,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value","description":"The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.","units":{"USD/shares":[{"end":"2015-08-01","val":27.97,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"end":"2015-08-01","val":27.97,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2015Q2I"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardAcceleratedVestingNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Accelerated Vesting, Number","description":"Number of shares for which recognition of cost was accelerated for award under share-based payment arrangement.","units":{"shares":[{"end":"2019-03-11","val":1092637,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q1I"},{"start":"2019-01-01","end":"2019-03-31","val":1092637,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":1092637,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":1092637,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":1478986,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"SharesIssuedPricePerShare":{"label":"Shares Issued, Price Per Share","description":"Per share or per unit amount of equity securities issued.","units":{"USD/shares":[{"end":"2016-06-30","val":43.63,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2016Q2I"}]}},"StateAndLocalIncomeTaxExpenseBenefitContinuingOperations":{"label":"State and Local Income Tax Expense (Benefit), Continuing Operations","description":"Amount of state and local current and deferred income tax expense (benefit) attributable to continuing operations.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":449000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":449000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":449000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":1592000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":1592000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":1592000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":2392000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":2392000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":2392000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-12-31","val":5419000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":5419000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":8413000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest":{"label":"Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest","description":"Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.","units":{"USD":[{"end":"2016-12-31","val":1929414000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2017-12-31","val":1721179000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2256083000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-03-31","val":2256083000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2233650000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-06-30","val":2233650000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2219048000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3I"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"end":"2018-12-31","val":2217108000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q4I"},{"end":"2019-03-31","val":2299764000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-03-31","val":2299764000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q1I"},{"end":"2019-06-30","val":2281999000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"end":"2019-06-30","val":2281999000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q2I"},{"end":"2019-09-30","val":2261048000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3I"},{"end":"2019-12-31","val":2192878000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019Q4I"}]}},"StockholdersEquityNoteStockSplitConversionRatio1":{"label":"Stockholders' Equity Note, Stock Split, Conversion Ratio","description":"Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.","units":{"pure":[{"end":"2018-03-26","val":0,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2018-06-30","val":0,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2018-06-30","val":2,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2018-06-30","val":2,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018Q2I"}]}},"StockIssued1":{"label":"Stock Issued","description":"The fair value of stock issued in noncash financing activities.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-09-30","val":6617000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":6617000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-01-01","end":"2017-12-31","val":6617000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":6617000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":6617000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":644782000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":644782000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":644782000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":644782000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-01-01","end":"2018-09-30","val":644782000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":644782000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-01-01","end":"2018-12-31","val":644782000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":644782000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":0,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":0,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-01-01","end":"2019-09-30","val":0,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-01-01","end":"2019-12-31","val":0,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"TaxesExcludingIncomeAndExciseTaxes":{"label":"Taxes, Miscellaneous","description":"All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":7401000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1956000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3595000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2014-04-01","end":"2014-06-30","val":1639000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":5392000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2014-07-01","end":"2014-09-30","val":1797000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":6704000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2014-01-01","end":"2014-12-31","val":6704000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":11297000,"accn":"0001633651-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-06-18"},{"start":"2015-01-01","end":"2015-03-31","val":11297000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":11026000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-01-01","end":"2015-06-30","val":11026000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":-271000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":-271000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":16547000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":16547000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":5521000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":5521000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":21796000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":21796000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":21796000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":7506000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":7650000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":13145000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":13433000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":5639000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":5783000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":19862000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":20293000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":6717000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":6860000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":24727000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":25400000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":25400000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":8226000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":8226000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":15138000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":15138000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":6912000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":6912000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":21799000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":21799000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":6661000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":6661000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":28832000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":28832000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":28832000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":8879000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":8879000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":17341000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":17341000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":8462000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":8462000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":25091000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":25091000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":7750000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":7750000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":31810000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":31810000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":10998000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":18709000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":7711000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":26892000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":8183000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":35669000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"TreasuryStockAcquiredAverageCostPerShare":{"label":"Treasury Stock Acquired, Average Cost Per Share","description":"Total cost of shares repurchased divided by the total number of shares repurchased.","units":{"USD/shares":[{"end":"2017-02-01","val":47.99,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"end":"2017-02-01","val":47.99,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2016Q4I"}]}},"WeightedAverageLimitedPartnershipUnitsOutstandingDiluted":{"label":"Weighted Average Limited Partnership Units Outstanding, Diluted","description":"Weighted average number of limited partnership units outstanding determined by relating the portion of time within a reporting period that limited partnership units have been outstanding to the total time in that period. Used in the calculation of diluted net income or loss per limited partnership unit.","units":{"shares":[{"start":"2015-01-01","end":"2015-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":47812000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":47812000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":47808000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":47808000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":47808000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":47808000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":47808000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":47725000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":47725000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":47725000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":47734000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":47734000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":47740000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":47740000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":47775000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":47775000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":48889000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":48889000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":48889000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":58165000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":58165000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":58187000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":58192000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":58193000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":58192000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":58076000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":58076000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":58076000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":58210000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-12-31","val":109817000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":109817000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-12-31","val":176500000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}},"WeightedAverageNumberOfDilutedSharesOutstanding":{"label":"Weighted Average Number of Shares Outstanding, Diluted","description":"The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.","units":{"shares":[{"start":"2017-01-01","end":"2017-06-30","val":58187000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":58192000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":58193000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":58192000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2018-01-01","end":"2018-03-31","val":58210000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":58745000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":58745000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":59397000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":59397000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":92661000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":92661000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":156088000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":156088000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2019-01-01","end":"2019-03-31","val":162777000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":171825000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":180407000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":174756000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":180155000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"}]}},"WeightedAverageNumberOfShareOutstandingBasicAndDiluted":{"label":"Weighted Average Number of Shares Outstanding, Basic and Diluted","description":"Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).","units":{"shares":[{"start":"2015-01-01","end":"2015-06-30","val":47725000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30"},{"start":"2015-04-01","end":"2015-06-30","val":47725000,"accn":"0001633651-15-000013","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-07-30","frame":"CY2015Q2"}]}},"WeightedAverageNumberOfSharesOutstandingBasic":{"label":"Weighted Average Number of Shares Outstanding, Basic","description":"Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.","units":{"shares":[{"start":"2015-01-01","end":"2015-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":47725000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-01-01","end":"2015-09-30","val":47725000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":47725000,"accn":"0001633651-15-000019","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-04"},{"start":"2015-07-01","end":"2015-09-30","val":47725000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":47725000,"accn":"0001633651-16-000031","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-17"},{"start":"2015-01-01","end":"2015-12-31","val":47725000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2015-01-01","end":"2015-12-31","val":47725000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":47725000,"accn":"0001633651-16-000039","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"start":"2016-01-01","end":"2016-03-31","val":47725000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-01-01","end":"2016-06-30","val":47725000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2016-04-01","end":"2016-06-30","val":47725000,"accn":"0001633651-16-000058","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-03"},{"start":"2016-04-01","end":"2016-06-30","val":47725000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":47725000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-01-01","end":"2016-09-30","val":47725000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":47725000,"accn":"0001633651-16-000071","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-02"},{"start":"2016-07-01","end":"2016-09-30","val":47725000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":48856000,"accn":"0001633651-17-000009","fy":2016,"fp":"FY","form":"10-K","filed":"2017-02-15"},{"start":"2016-01-01","end":"2016-12-31","val":48856000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2016-01-01","end":"2016-12-31","val":48856000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":58075000,"accn":"0001633651-17-000020","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-03"},{"start":"2017-01-01","end":"2017-03-31","val":58075000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":58075000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-01-01","end":"2017-06-30","val":58075000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":58075000,"accn":"0001633651-17-000046","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-02"},{"start":"2017-04-01","end":"2017-06-30","val":58075000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":58075000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-01-01","end":"2017-09-30","val":58075000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2017-07-01","end":"2017-09-30","val":58075000,"accn":"0001633651-17-000060","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-02"},{"start":"2017-07-01","end":"2017-09-30","val":58075000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":58076000,"accn":"0001633651-18-000018","fy":2017,"fp":"FY","form":"10-K","filed":"2018-02-13"},{"start":"2017-01-01","end":"2017-12-31","val":58076000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2017-01-01","end":"2017-12-31","val":58076000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":58085000,"accn":"0001633651-18-000034","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-03"},{"start":"2018-01-01","end":"2018-03-31","val":58085000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":58745000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-01-01","end":"2018-06-30","val":58745000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2018-04-01","end":"2018-06-30","val":59397000,"accn":"0001633651-18-000054","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-02"},{"start":"2018-04-01","end":"2018-06-30","val":59397000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":91183000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-01-01","end":"2018-09-30","val":91183000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2018-07-01","end":"2018-09-30","val":155001000,"accn":"0001633651-18-000073","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-10-31"},{"start":"2018-07-01","end":"2018-09-30","val":155001000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":107586000,"accn":"0001633651-19-000009","fy":2018,"fp":"FY","form":"10-K","filed":"2019-02-08"},{"start":"2018-01-01","end":"2018-12-31","val":107586000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":161425000,"accn":"0001633651-19-000030","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-07","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":170336000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31"},{"start":"2019-04-01","end":"2019-06-30","val":179149000,"accn":"0001633651-19-000044","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-07-31","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":173322000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30"},{"start":"2019-07-01","end":"2019-09-30","val":179197000,"accn":"0001633651-19-000062","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-10-30","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":174816000,"accn":"0001633651-20-000013","fy":2019,"fp":"FY","form":"10-K","filed":"2020-02-12","frame":"CY2019"}]}}}}}