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liability.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":164000,"accn":"0001193125-12-128943","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":105000,"accn":"0001193125-11-242320","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-07"},{"start":"2010-01-01","end":"2010-09-30","val":174000,"accn":"0001193125-11-304741","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":470000,"accn":"0001193125-12-128943","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23"},{"start":"2010-01-01","end":"2010-12-31","val":470000,"accn":"0001193125-13-222765","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":214000,"accn":"0001193125-12-225412","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-10","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":552000,"accn":"0001193125-11-242320","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-07"},{"start":"2011-01-01","end":"2011-06-30","val":552000,"accn":"0001193125-12-386365","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-10"},{"start":"2011-01-01","end":"2011-09-30","val":893000,"accn":"0001193125-11-304741","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":893000,"accn":"0001193125-12-487139","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-30"},{"start":"2011-01-01","end":"2011-12-31","val":1142000,"accn":"0001193125-12-128943","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23"},{"start":"2011-01-01","end":"2011-12-31","val":1142000,"accn":"0001193125-12-386365","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-10"},{"start":"2011-01-01","end":"2011-12-31","val":1142000,"accn":"0001193125-12-487139","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-30"},{"start":"2011-01-01","end":"2011-12-31","val":1142000,"accn":"0001193125-13-222765","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2011-01-01","end":"2011-12-31","val":1142000,"accn":"0001193125-14-098045","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-13","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":252000,"accn":"0001193125-12-225412","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-10"},{"start":"2012-01-01","end":"2012-03-31","val":252000,"accn":"0001193125-13-233491","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-23","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":415000,"accn":"0001193125-12-386365","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-10"},{"start":"2012-01-01","end":"2012-06-30","val":415000,"accn":"0001193125-13-324144","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07"},{"start":"2012-04-01","end":"2012-06-30","val":164000,"accn":"0001193125-13-324144","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":579000,"accn":"0001193125-12-487139","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-30"},{"start":"2012-01-01","end":"2012-09-30","val":579000,"accn":"0001193125-13-432766","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07"},{"start":"2012-07-01","end":"2012-09-30","val":164000,"accn":"0001193125-13-432766","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":710000,"accn":"0001193125-13-222765","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-01-01","end":"2012-12-31","val":710000,"accn":"0001193125-13-233491","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-23"},{"start":"2012-01-01","end":"2012-12-31","val":710000,"accn":"0001193125-13-324144","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07"},{"start":"2012-01-01","end":"2012-12-31","val":710000,"accn":"0001193125-13-432766","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07"},{"start":"2012-01-01","end":"2012-12-31","val":710000,"accn":"0001193125-14-098045","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-13"},{"start":"2012-01-01","end":"2012-12-31","val":710000,"accn":"0001564590-15-001747","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-16","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":129000,"accn":"0001193125-13-233491","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-23"},{"start":"2013-01-01","end":"2013-03-31","val":129000,"accn":"0001193125-14-189937","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":253000,"accn":"0001193125-13-324144","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07"},{"start":"2013-01-01","end":"2013-06-30","val":253000,"accn":"0001193125-14-300665","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":124000,"accn":"0001193125-13-324144","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07"},{"start":"2013-04-01","end":"2013-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cription":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. 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Compensating balance arrangements that do not legally restrict the withdrawal or usage of cash amounts may be reported as Cash and Cash Equivalents, while legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or company statements of intention with regard to particular deposits are not generally reported as cash and cash equivalents.","units":{"USD":[{"end":"2013-12-31","val":12881000,"accn":"0001564590-17-005033","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-22","frame":"CY2013Q4I"},{"end":"2014-12-31","val":34740000,"accn":"0001564590-17-005033","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-22"},{"end":"2014-12-31","val":34740000,"accn":"0001564590-18-006472","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-21","frame":"CY2014Q4I"},{"end":"2015-12-31","val":7480000,"accn":"0001564590-17-005033","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-22"},{"end":"2015-12-31","val":7480000,"accn":"0001564590-17-010312","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2015-12-31","val":7480000,"accn":"0001564590-17-017025","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-09"},{"end":"2015-12-31","val":7480000,"accn":"0001564590-17-022827","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"end":"2015-12-31","val":7480000,"accn":"0001564590-18-006472","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-21","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2339000,"accn":"0001564590-17-010312","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1600000,"accn":"0001564590-17-017025","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-09","frame":"CY2016Q2I"},{"end":"2016-09-30","val":20605000,"accn":"0001564590-17-022827","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q3I"},{"end":"2016-12-31","val":11585000,"accn":"0001564590-17-005033","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-22"},{"end":"2016-12-31","val":11585000,"accn":"0001564590-17-010312","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-12-31","val":11585000,"accn":"0001564590-17-017025","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-09"},{"end":"2016-12-31","val":11585000,"accn":"0001564590-17-022827","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"end":"2016-12-31","val":11585000,"accn":"0001564590-18-006472","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-21","frame":"CY2016Q4I"},{"end":"2017-03-31","val":15300000,"accn":"0001564590-17-010312","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1I"},{"end":"2017-06-30","val":12253000,"accn":"0001564590-17-017025","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-09","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2757000,"accn":"0001564590-17-022827","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"},{"end":"2017-12-31","val":18926000,"accn":"0001564590-18-006472","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-21","frame":"CY2017Q4I"}]}},"CashAndCashEquivalentsPeriodIncreaseDecrease":{"label":"Cash and Cash Equivalents, Period Increase (Decrease)","description":"Amount of increase (decrease) in cash and cash equivalents. 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Cash equivalents include, but are not limited to, 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 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Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, 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.","units":{"USD":[{"start":"2017-01-01","end":"2017-03-31","val":1352000,"accn":"0001564590-18-012502","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-09","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2401000,"accn":"0001564590-18-020559","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-08"},{"start":"2017-01-01","end":"2017-09-30","val":-10604000,"accn":"0001564590-18-029603","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":5360000,"accn":"0001564590-19-009372","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-26","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-4045000,"accn":"0001564590-18-012502","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-09"},{"start":"2018-01-01","end":"2018-03-31","val":-4045000,"accn":"0001564590-19-017312","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-08","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-1581000,"accn":"0001564590-18-020559","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-08"},{"start":"2018-01-01","end":"2018-06-30","val":-1581000,"accn":"0001564590-19-030179","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-07"},{"start":"2018-01-01","end":"2018-09-30","val":-6721000,"accn":"0001564590-18-029603","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-09-30","val":-6721000,"accn":"0001564590-19-043012","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-12"},{"start":"2018-01-01","end":"2018-12-31","val":-10404000,"accn":"0001564590-19-009372","fy":2018,"fp":"FY","form":"10-K","filed":"2019-03-26"},{"start":"2018-01-01","end":"2018-12-31","val":-10404000,"accn":"0001564590-20-012869","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-25","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":9982000,"accn":"0001564590-19-017312","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-08"},{"start":"2019-01-01","end":"2019-03-31","val":9982000,"accn":"0001564590-20-029669","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-06-17","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":3815000,"accn":"0001564590-19-030179","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-07"},{"start":"2019-01-01","end":"2019-06-30","val":3815000,"accn":"0001564590-20-039729","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-12"},{"start":"2019-01-01","end":"2019-09-30","val":4560000,"accn":"0001564590-19-043012","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-12"},{"start":"2019-01-01","end":"2019-09-30","val":4560000,"accn":"0001564590-20-054671","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-19"},{"start":"2019-01-01","end":"2019-12-31","val":-223000,"accn":"0001564590-20-012869","fy":2019,"fp":"FY","form":"10-K","filed":"2020-03-25","frame":"CY2019"},{"start":"2020-01-01","end":"2020-03-31","val":3116000,"accn":"0001564590-20-029669","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-06-17","frame":"CY2020Q1"},{"start":"2020-01-01","end":"2020-06-30","val":-1066000,"accn":"0001564590-20-039729","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-12"},{"start":"2020-01-01","end":"2020-09-30","val":-3787000,"accn":"0001564590-20-054671","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-19"}]}},"CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations":{"label":"Cash Provided by (Used in) Financing Activities, Discontinued Operations","description":"Amount of cash inflow (outflow) of financing activities of 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":"2010-01-01","end":"2010-09-30","val":-335000,"accn":"0001193125-11-304741","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-1134000,"accn":"0001193125-12-128943","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23"},{"start":"2010-01-01","end":"2010-12-31","val":-1134000,"accn":"0001193125-13-222765","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-16","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1044000,"accn":"0001193125-12-225412","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-10","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-2214000,"accn":"0001193125-12-386365","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-10"},{"start":"2011-01-01","end":"2011-09-30","val":-3509000,"accn":"0001193125-11-304741","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-3509000,"accn":"0001193125-12-487139","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-30"},{"start":"2011-01-01","end":"2011-12-31","val":-5068000,"accn":"0001193125-12-128943","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23"},{"start":"2011-01-01","end":"2011-12-31","val":-5068000,"accn":"0001193125-13-222765","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2011-01-01","end":"2011-12-31","val":-5068000,"accn":"0001193125-14-098045","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-13","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-1519000,"accn":"0001193125-12-225412","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-10"},{"start":"2012-01-01","end":"2012-03-31","val":-1519000,"accn":"0001193125-13-233491","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-23","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-2180000,"accn":"0001193125-12-386365","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-10"},{"start":"2012-01-01","end":"2012-06-30","val":-2180000,"accn":"0001193125-13-324144","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-07"},{"start":"2012-01-01","end":"2012-09-30","val":-5049000,"accn":"0001193125-12-487139","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-30"},{"start":"2012-01-01","end":"2012-09-30","val":-5049000,"accn":"0001193125-13-432766","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07"},{"start":"2012-01-01","end":"2012-12-31","val":-5049000,"accn":"0001193125-13-222765","fy":2012,"fp":"FY","form":"10-K","filed":"2013-05-16"},{"start":"2012-01-01","end":"2012-12-31","val":-5049000,"accn":"0001193125-14-098045","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-13"},{"start":"2012-01-01","end":"2012-12-31","val":-5049000,"accn":"0001564590-15-001747","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-16","frame":"CY2012"},{"start":"2014-01-01","end":"2014-12-31","val":-1674000,"accn":"0001564590-16-015647","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-30"},{"start":"2014-01-01","end":"2014-12-31","val":-1674000,"accn":"0001564590-17-005033","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-22","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-12277000,"accn":"0001564590-16-018925","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-10","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-14819000,"accn":"0001564590-16-023898","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-10"},{"start":"2015-01-01","end":"2015-09-30","val":-13709000,"accn":"0001564590-16-028702","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"start":"2015-01-01","end":"2015-12-31","val":-13709000,"accn":"0001564590-16-015647","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-13709000,"accn":"0001564590-17-005033","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-22"},{"start":"2015-01-01","end":"2015-12-31","val":-13709000,"accn":"0001564590-18-006472","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-21","frame":"CY2015"}]}},"CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations":{"label":"Cash Provided by (Used in) Investing Activities, Discontinued Operations","description":"Amount of cash inflow (outflow) of investing activities of 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 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Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or \"\"G&G\"\" costs. 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