Annual report pursuant to Section 13 and 15(d)

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

v3.3.1.900
Condensed Consolidating Financial Information - Condensed Consolidating Statements of Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Condensed Financial Statements, Captions [Line Items]                      
NET (LOSS) INCOME $ (830,869) $ (388,209) $ (31,325) $ 25,519 $ 110,073 $ 6,920 $ 47,852 $ 82,558 $ (1,224,884) $ 247,403 $ 153,192
Foreign currency translation adjustment                 (28,502) (16,894) (12,223)
Change in fair value of derivative instruments, net of taxes [1]                 0 0 (4,419)
Reclassification of settled contracts, net of taxes [2]                 0 0 10,290
Other comprehensive (loss) income                 (28,502) (16,894) (6,352)
Comprehensive (loss) income                 (1,253,386) 230,509 146,840
Parent                      
Condensed Financial Statements, Captions [Line Items]                      
NET (LOSS) INCOME                 (1,224,884) 247,403 153,192
Foreign currency translation adjustment                 (28,502) (16,894) (12,223)
Change in fair value of derivative instruments, net of taxes                     (4,419)
Reclassification of settled contracts, net of taxes                     10,290
Other comprehensive (loss) income                 (28,502) (16,894) (6,352)
Comprehensive (loss) income                 (1,253,386) 230,509 146,840
Guarantors                      
Condensed Financial Statements, Captions [Line Items]                      
NET (LOSS) INCOME                 379 529 508
Foreign currency translation adjustment                 0 0 0
Change in fair value of derivative instruments, net of taxes                     0
Reclassification of settled contracts, net of taxes                     0
Other comprehensive (loss) income                 0 0 0
Comprehensive (loss) income                 379 529 508
Non-Guarantor                      
Condensed Financial Statements, Captions [Line Items]                      
NET (LOSS) INCOME                 (115,564) (13,157) (3,000)
Foreign currency translation adjustment                 (28,502) (16,894) (12,223)
Change in fair value of derivative instruments, net of taxes                     0
Reclassification of settled contracts, net of taxes                     0
Other comprehensive (loss) income                 (28,502) (16,894) (12,223)
Comprehensive (loss) income                 (144,066) (30,051) (15,223)
Eliminations                      
Condensed Financial Statements, Captions [Line Items]                      
NET (LOSS) INCOME                 115,185 12,628 2,492
Foreign currency translation adjustment                 28,502 16,894 12,223
Change in fair value of derivative instruments, net of taxes                     0
Reclassification of settled contracts, net of taxes                     0
Other comprehensive (loss) income                 28,502 16,894 12,223
Comprehensive (loss) income                 $ 143,687 $ 29,522 $ 14,715
[1] Net of $4.3 million in taxes for the year ended December 31, 2013. No taxes were recorded in the years ended 2015 and 2014.
[2] Net of $(0.5) million in taxes for the year ended December 31, 2013. No taxes were recorded in the years ended 2015 and 2014.