Annual report pursuant to Section 13 and 15(d)

Components of Interest Expense (Detail)

v3.6.0.2
Components of Interest Expense (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
Debt Instrument, Redemption [Line Items]        
Contractual Interest Expense on Prepetition Liabilities Not Recognized in Statement of Operations   $ 66,100    
Debtor Reorganization Items, Write-off of Debt Issuance Costs and Debt Discounts   20,500    
Interest on borrowings and related fees 1 $ 678 36,012 $ 92,490 $ 91,866
Amortization of debt issuance costs 2 226 22,189 4,749 4,197
Capitalized interest (25) (183) (6,288) (7,232)
Interest expense $ 879 58,018 $ 90,951 $ 88,831
Senior Notes Due 2019 [Member]        
Debt Instrument, Redemption [Line Items]        
Contractual Interest Expense on Prepetition Liabilities Not Recognized in Statement of Operations   15,300    
Senior Notes Due 2020 [Member]        
Debt Instrument, Redemption [Line Items]        
Contractual Interest Expense on Prepetition Liabilities Not Recognized in Statement of Operations   $ 46,300