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Examples include taxes, interest, rent and utilities.","units":{"USD":[{"end":"2013-12-31","val":12734000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2013Q4I"},{"end":"2014-12-31","val":16338000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2014Q4I"}]}},"AccruedPayrollTaxesCurrent":{"label":"Accrued Payroll Taxes, Current","description":"Carrying value as of the balance sheet date of obligations incurred and payable for statutory payroll taxes incurred through that date and withheld from employees pertaining to services received from them, including entity's matching share of the employees FICA taxes and contributions to the state and federal unemployment insurance programs. 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":47000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-12-31","val":458000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":458000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"}]}},"AccruedSalariesCurrent":{"label":"Accrued Salaries, Current","description":"Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. 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":6884000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-12-31","val":5210000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":5210000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"},{"end":"2016-12-31","val":4871000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2016Q4I"}]}},"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":"2012-12-31","val":6199000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":9494000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":9494000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2013Q4I"},{"end":"2014-12-31","val":12282000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"end":"2014-12-31","val":12282000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-12-31","val":17366000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":17366000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"end":"2015-12-31","val":17366000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"},{"end":"2016-09-30","val":21934000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09","frame":"CY2016Q3I"},{"end":"2016-12-31","val":23244000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2016Q4I"}]}},"AccumulatedOtherComprehensiveIncomeLossNetOfTax":{"label":"Accumulated Other Comprehensive Income (Loss), Net of Tax","description":"Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.","units":{"USD":[{"end":"2012-12-31","val":-118000,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2012-12-31","val":-118000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":-118000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":-53000,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-73000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":-80000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":-80000,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15"},{"end":"2013-12-31","val":-80000,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14"},{"end":"2013-12-31","val":-80000,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10"},{"end":"2013-12-31","val":-80000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2013Q4I"},{"end":"2014-03-31","val":-79000,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-79000,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-131000,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-160000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"end":"2014-12-31","val":-160000,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":-160000,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10"},{"end":"2014-12-31","val":-160000,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06"},{"end":"2014-12-31","val":-160000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-03-31","val":-189000,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":-178000,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2015Q2I"},{"end":"2015-09-30","val":-179000,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06","frame":"CY2015Q3I"},{"end":"2015-12-31","val":-265000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":-265000,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06"},{"end":"2015-12-31","val":-265000,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09"},{"end":"2015-12-31","val":-265000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"end":"2015-12-31","val":-265000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-184000,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06","frame":"CY2016Q1I"},{"end":"2016-06-30","val":-223000,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09","frame":"CY2016Q2I"},{"end":"2016-09-30","val":-250000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09","frame":"CY2016Q3I"},{"end":"2016-12-31","val":-350000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"end":"2016-12-31","val":-350000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-12-31","val":-350000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"end":"2016-12-31","val":-350000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q4I"},{"end":"2017-03-31","val":-340000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1I"},{"end":"2017-06-30","val":-294000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08","frame":"CY2017Q2I"},{"end":"2017-09-30","val":-237000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"}]}},"AdditionalPaidInCapital":{"label":"Additional 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Shares issued include shares outstanding and shares held in the treasury.","units":{"shares":[{"end":"2012-12-31","val":4816863,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2012-12-31","val":4816863,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":4816863,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":4899835,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31906634,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2013Q4I"},{"end":"2014-03-31","val":32332277,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":32554082,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14","frame":"CY2014Q2I"},{"end":"2014-09-30","val":33011480,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2014Q3I"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-03-31","val":33360953,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":33774422,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2015Q2I"},{"end":"2015-09-30","val":34420088,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06","frame":"CY2015Q3I"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"},{"end":"2016-03-31","val":34788813,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06","frame":"CY2016Q1I"},{"end":"2016-06-30","val":34470640,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09","frame":"CY2016Q2I"},{"end":"2016-09-30","val":34447903,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09","frame":"CY2016Q3I"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q4I"},{"end":"2017-03-31","val":34194224,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1I"},{"end":"2017-06-30","val":34525871,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08","frame":"CY2017Q2I"},{"end":"2017-09-30","val":34936890,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"}]}},"CommonStockSharesOutstanding":{"label":"Common Stock, Shares, Outstanding","description":"Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.","units":{"shares":[{"end":"2012-12-31","val":4816863,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2012-12-31","val":4816863,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":4816863,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":4899835,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31906634,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10"},{"end":"2013-12-31","val":31933862,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2013Q4I"},{"end":"2014-03-31","val":32332277,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":32554082,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14","frame":"CY2014Q2I"},{"end":"2014-09-30","val":33011480,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2014Q3I"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06"},{"end":"2014-12-31","val":33066327,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-03-31","val":33360953,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":33774422,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2015Q2I"},{"end":"2015-09-30","val":34420088,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06","frame":"CY2015Q3I"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":33455220,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"end":"2015-12-31","val":34455220,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"},{"end":"2016-03-31","val":34788813,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06","frame":"CY2016Q1I"},{"end":"2016-06-30","val":34470640,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09","frame":"CY2016Q2I"},{"end":"2016-09-30","val":34447903,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09","frame":"CY2016Q3I"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"end":"2016-12-31","val":33946820,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q4I"},{"end":"2017-03-31","val":34194224,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1I"},{"end":"2017-06-30","val":34525871,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08","frame":"CY2017Q2I"},{"end":"2017-09-30","val":34936890,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"}]}},"CommonStockValue":{"label":"Common 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This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.","units":{"USD":[{"end":"2012-12-31","val":29000,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2012-12-31","val":5000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":5000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":29000,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-08-12","val":76200000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2013-09-30","val":32000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":32000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":32000,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15"},{"end":"2013-12-31","val":32000,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14"},{"end":"2013-12-31","val":32000,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10"},{"end":"2013-12-31","val":32000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2013Q4I"},{"end":"2014-03-31","val":32000,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":33000,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14","frame":"CY2014Q2I"},{"end":"2014-09-30","val":33000,"accn":"0001437749-14-020295","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2014Q3I"},{"end":"2014-12-31","val":33000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"end":"2014-12-31","val":33000,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":33000,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10"},{"end":"2014-12-31","val":33000,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06"},{"end":"2014-12-31","val":33000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2014Q4I"},{"end":"2015-03-31","val":33000,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":34000,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2015Q2I"},{"end":"2015-09-30","val":34000,"accn":"0001437749-15-020079","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-06","frame":"CY2015Q3I"},{"end":"2015-12-31","val":34000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"end":"2015-12-31","val":34000,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06"},{"end":"2015-12-31","val":34000,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09"},{"end":"2015-12-31","val":34000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"end":"2015-12-31","val":34000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015Q4I"},{"end":"2016-03-31","val":35000,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06","frame":"CY2016Q1I"},{"end":"2016-06-30","val":35000,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09","frame":"CY2016Q2I"},{"end":"2016-09-30","val":36000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09","frame":"CY2016Q3I"},{"end":"2016-12-31","val":36000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"end":"2016-12-31","val":36000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-12-31","val":36000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"end":"2016-12-31","val":36000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q4I"},{"end":"2017-03-31","val":37000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1I"},{"end":"2017-06-30","val":37000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08","frame":"CY2017Q2I"},{"end":"2017-09-30","val":37000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"}]}},"ComprehensiveIncomeNetOfTax":{"label":"Comprehensive 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ayments 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plan.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":1530000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"start":"2014-01-01","end":"2014-12-31","val":1530000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"start":"2014-01-01","end":"2014-12-31","val":1530000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":1322000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"start":"2015-01-01","end":"2015-12-31","val":1322000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":1077000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2016"}]}},"StockIssuedDuringPeriodValueIssuedForServices":{"label":"Stock Issued During Period, Value, Issued for Services","description":"Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":289000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"}]}},"StockIssuedDuringPeriodValueNewIssues":{"label":"Stock Issued During Period, Value, New Issues","description":"Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":39977000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":39976000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":39976000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"start":"2013-01-01","end":"2013-12-31","val":39976000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2013"}]}},"StockIssuedDuringPeriodValueRestrictedStockAwardGross":{"label":"Stock Issued During Period, Value, Restricted Stock Award, Gross","description":"Aggregate value of stock related to Restricted Stock Awards issued during the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":4000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"}]}},"StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures":{"label":"Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures","description":"Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":-43000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"start":"2015-01-01","end":"2015-12-31","val":-43000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-796000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2016"}]}},"StockIssuedDuringPeriodValueStockOptionsExercised":{"label":"Stock Issued During Period, Value, Stock Options Exercised","description":"Value of stock issued as a result of the exercise of stock options.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":197000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":701000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":701000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":152000,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"start":"2013-01-01","end":"2013-09-30","val":278000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":282000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":282000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"start":"2013-01-01","end":"2013-12-31","val":282000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":3144000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10"},{"start":"2014-01-01","end":"2014-12-31","val":3144000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"start":"2014-01-01","end":"2014-12-31","val":3144000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":803000,"accn":"0001437749-16-027335","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-10"},{"start":"2015-01-01","end":"2015-12-31","val":803000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":21000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10","frame":"CY2016"}]}},"StockRepurchasedDuringPeriodShares":{"label":"Stock Repurchased During Period, Shares","description":"Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.","units":{"shares":[{"start":"2016-01-01","end":"2016-09-30","val":1365051,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"start":"2016-01-01","end":"2016-12-31","val":1952909,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"start":"2016-01-01","end":"2016-12-31","val":1952909,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"start":"2016-01-01","end":"2016-12-31","val":1952909,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"start":"2016-01-01","end":"2016-12-31","val":1952909,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":315569,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":315569,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":315569,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3"}]}},"StockRepurchaseProgramAuthorizedAmount1":{"label":"Stock Repurchase Program, Authorized Amount","description":"Amount of stock repurchase plan authorized.","units":{"USD":[{"end":"2016-02-18","val":10,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06"},{"end":"2016-02-18","val":10000000,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09"},{"end":"2016-02-18","val":10000000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09"},{"end":"2016-02-18","val":10000000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"end":"2016-02-18","val":10000000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-02-18","val":10000000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"end":"2016-02-18","val":10000000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q1I"}]}},"TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests":{"label":"Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests","description":"Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.","units":{"USD":[{"end":"2012-12-31","val":77343000,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2012Q4I"}]}},"TemporaryEquityParOrStatedValuePerShare":{"label":"Temporary Equity, Par or Stated Value Per Share","description":"Per share amount of par value or stated value of stock classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable.","units":{"USD/shares":[{"end":"2012-12-31","val":0.001,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0.001,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":0.001,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2013-06-30","val":0.001,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0.001,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0.001,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"}]}},"TemporaryEquityRedemptionValue":{"label":"Temporary Equity, Redemption Value (Deprecated 2014-01-31)","description":"The aggregate amount to be paid by the entity upon redemption of the security that is classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.","units":{"USD":[{"end":"2012-12-31","val":77343000,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-09-30","val":77343000000,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"}]}},"TemporaryEquitySharesAuthorized":{"label":"Temporary Equity, Shares Authorized","description":"The maximum number of securities classified as temporary equity that are permitted to be issued by an entity's charter and bylaws. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.","units":{"shares":[{"end":"2012-12-31","val":130130239,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2012-12-31","val":130130239,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":130130239,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":130130239,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2012Q4I"},{"end":"2013-06-30","val":130130239,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-09-30","val":130130239,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":130130239,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"}]}},"TemporaryEquitySharesIssued":{"label":"Temporary Equity, Shares Issued","description":"The number of securities classified as temporary equity that have been sold (or granted) to the entity's shareholders. Securities issued include securities outstanding and securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.","units":{"shares":[{"end":"2012-12-31","val":129806334,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2012-12-31","val":129806334,"accn":"0001437749-13-014803","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":129806334,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23"},{"end":"2013-06-30","val":129806334,"accn":"0001437749-13-012238","fy":2013,"fp":"Q2","form":"10-Q/A","filed":"2013-09-23","frame":"CY2013Q2I"},{"end":"2013-12-31","val":129806334,"accn":"0001437749-14-005255","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"}]}},"TemporaryEquitySharesOutstanding":{"label":"Temporary Equity, Shares Outstanding","description":"The number of securities classified as temporary equity that have been issued and are held by the entity's shareholders. Securities outstanding equals securities issued minus securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. 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Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.","units":{"USD":[{"end":"2013-12-31","val":0,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15"},{"end":"2013-12-31","val":0,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0,"accn":"0001437749-14-009291","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0001437749-14-015505","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-14","frame":"CY2014Q2I"},{"end":"2014-12-31","val":0,"accn":"0001437749-15-004662","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-10","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0,"accn":"0001437749-15-009562","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0,"accn":"0001437749-15-015429","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2015Q2I"},{"end":"2016-03-31","val":565000,"accn":"0001437749-16-031124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-06","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2716000,"accn":"0001437749-16-036904","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-09","frame":"CY2016Q2I"},{"end":"2016-09-30","val":4966000,"accn":"0001437749-16-041613","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-09","frame":"CY2016Q3I"},{"end":"2016-12-31","val":7105000,"accn":"0001437749-17-004312","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-10"},{"end":"2016-12-31","val":7105000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10"},{"end":"2016-12-31","val":7105000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08"},{"end":"2016-12-31","val":7105000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2016Q4I"},{"end":"2017-03-31","val":8247000,"accn":"0001437749-17-008616","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-10","frame":"CY2017Q1I"},{"end":"2017-06-30","val":8247000,"accn":"0001437749-17-014137","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-08","frame":"CY2017Q2I"},{"end":"2017-09-30","val":8247000,"accn":"0001437749-17-018715","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-08","frame":"CY2017Q3I"}]}},"TreasuryStockValueAcquiredCostMethod":{"label":"Treasury Stock, Value, Acquired, Cost Method","description":"Equity impact of the cost of common and preferred stock that were repurchased during the period. 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