Annual report pursuant to Section 13 and 15(d)

Condensed Consolidating Financial Information - Condensed Consolidating Statements of Comprehensive Income (Loss) (Details)

v3.6.0.2
Condensed Consolidating Financial Information - Condensed Consolidating Statements of Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Condensed Financial Statements, Captions [Line Items]                      
Net (loss) income $ (240,370) $ (157,296) $ (339,776) $ (242,267) $ (830,869) $ (388,209) $ (31,325) $ 25,519 $ (979,709) $ (1,224,884) $ 247,403
Foreign currency translation adjustment [1]                 2,119 (28,502) (16,894)
Other comprehensive income (loss)                 2,119 (28,502) (16,894)
Comprehensive (loss) income                 (977,590) (1,253,386) 230,509
Parent                      
Condensed Financial Statements, Captions [Line Items]                      
Net (loss) income                 (979,709) (1,224,884) 247,403
Foreign currency translation adjustment                 2,119 (28,502) (16,894)
Other comprehensive income (loss)                 2,119 (28,502) (16,894)
Comprehensive (loss) income                 (977,590) (1,253,386) 230,509
Guarantors                      
Condensed Financial Statements, Captions [Line Items]                      
Net (loss) income                 2,999 379 529
Foreign currency translation adjustment                 778 0 0
Other comprehensive income (loss)                 778 0 0
Comprehensive (loss) income                 3,777 379 529
Non-Guarantor                      
Condensed Financial Statements, Captions [Line Items]                      
Net (loss) income                 (25,153) (115,564) (13,157)
Foreign currency translation adjustment                 1,341 (28,502) (16,894)
Other comprehensive income (loss)                 1,341 (28,502) (16,894)
Comprehensive (loss) income                 (23,812) (144,066) (30,051)
Eliminations                      
Condensed Financial Statements, Captions [Line Items]                      
Net (loss) income                 22,154 115,185 12,628
Foreign currency translation adjustment                 (2,119) 28,502 16,894
Other comprehensive income (loss)                 (2,119) 28,502 16,894
Comprehensive (loss) income                 $ 20,035 $ 143,687 $ 29,522
[1] Net of $1.3 million in taxes for the year ended December 31, 2016. No taxes were recorded for the years ended December 31, 2015 and 2014.