Annual report pursuant to Section 13 and 15(d)

Income Taxes Reconciliation (Detail)

v3.6.0.2
Income Taxes Reconciliation (Detail) - USD ($)
$ in Thousands
4 Months Ended 8 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 12, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]        
Computed at federal statutory rate $ (1,854) $ 369,111 $ (555,916) $ (189,445)
State income taxes, net of federal income tax benefit 197 1,989 (4,438) (3,556)
Change in valuation allowance 1,657 (384,692) 554,879 61,104
Effective Income Tax Rate Reconciliation, Reorganization Adjustments, Amount 0 13,572 0 0
Other, net 0 20 104 219
Income tax benefit $ 0 $ 0 $ (5,371) $ (131,678)
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]        
Computed at federal statutory rate 35.00% 35.00% 35.00% 35.00%
State income taxes, net of federal income tax benefit (3.71%) 0.19% 0.30% 0.60%
Valuation allowance (31.29%) (36.48%) (35.00%) (11.30%)
Effective Income Tax Rate Reconciliation, Reorganization Adjustments, Percent 0.00% 1.29% 0.00% 0.00%
Other, net 0.00% 0.00% 0.00% 0.00%
Effective Income Tax Rate, Continuing Operations, Total 0.00% 0.00% 0.30% 24.30%