Income Taxes - Current and Deferred Income Tax Expense (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Current      
Current U.S. Federal Tax Expense (Benefit) $ 68 $ (627) $ (5,060)
Current State and Local Tax Expense (Benefit) (176) 46 (330)
Current Foreign Tax Expense (Benefit) 530 1,025 367
Current Income Tax Expense (Benefit) 422 444 (5,023)
Deferred      
Deferred Federal Income Tax Expense (Benefit) (43,199) (42,240) 75,737
Deferred State and Local Income Tax Expense (Benefit) (8,468) (6,363) 3,635
Deferred Foreign Income Tax Expense (Benefit) (312) (572) 0
Deferred Income Tax Expense (Benefit) (51,979) (49,175) 79,372
Total      
Federal Income Tax Expense (Benefit), Continuing Operations (43,131) (42,867) 70,677
State and Local Income Tax Expense (Benefit), Continuing Operations (8,644) (6,317) 3,305
Foreign Income Tax Expense (Benefit), Continuing Operations 218 453 367
Income Tax Expense (Benefit), Continuing Operations $ (51,557) $ (48,731) $ 74,349