XML 44 R33.htm IDEA: XBRL DOCUMENT v3.5.0.2
Debt - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended
Feb. 24, 2016
Jul. 06, 2015
Jun. 30, 2016
Jun. 30, 2016
Jun. 30, 2015
Jul. 13, 2015
Mar. 31, 2014
Debt Instrument [Line Items]              
Debt instrument interest rate     8.875% 8.875%      
Gain on early extinguishment of debt     $ 5,825,000 $ 14,489,000 $ 0    
Debt instrument, covenant description       The Indenture governing the Notes (the “Indenture”) contains covenants that, among other things, limit the ability of the Company and its restricted subsidiaries to: (i) incur additional indebtedness, (ii) pay dividends on capital stock or redeem, repurchase or retire the Company’s capital stock or subordinated indebtedness, (iii) transfer or sell assets, (iv) make investments, (v) create certain liens, (vi) enter into agreements that restrict dividends or other payments to the Company from its restricted subsidiaries, (vii) consolidate, merge or transfer all or substantially all of the assets of the Company and its restricted subsidiaries, taken as a whole, (viii) engage in transactions with affiliates, and (ix) create unrestricted subsidiaries.      
Outstanding letters of credit     27,800,000 $ 27,800,000      
Outstanding borrowings     0 0      
Revolving Credit Facility [Member]              
Debt Instrument [Line Items]              
Revolving credit facility             $ 500,000,000
Borrowing base     125,000,000 125,000,000      
Available capacity on the Revolving Credit Facility     97,200,000 $ 97,200,000      
Applicable Margin 0.50%            
Percentage of additional mortgage to be delivered 90.00%            
Additional Period for the effectiveness of amendment 60 days            
Revolving Credit Facility [Member] | Minimum [Member]              
Debt Instrument [Line Items]              
Commitment fees on unused portion of revolving credit facility       0.375%      
Revolving Credit Facility [Member] | Maximum [Member]              
Debt Instrument [Line Items]              
Commitment fees on unused portion of revolving credit facility       0.50%      
12.0% Senior Unsecured PIK Notes Due 2018 [Member]              
Debt Instrument [Line Items]              
Debt instrument interest rate           12.00%  
Debt instrument repurchased amount           $ 510,700,000  
Debt instrument, outstanding principal balance amount           437,300,000  
Debt instrument, premium amount           47,600,000  
Debt instrument, accrued interest amount           $ 25,800,000  
Debt instrument, unamortized discount and deferred financing costs       $ 11,800,000      
Gain on early extinguishment of debt       59,400,000      
Amortization of deferred financing costs and debt discount     500,000 2,200,000      
8.875% Senior Unsecured Notes Due 2023 [Member]              
Debt Instrument [Line Items]              
Debt instrument interest rate   8.875%          
Debt instrument, outstanding principal balance amount   $ 550,000,000          
Gain on early extinguishment of debt     5,800,000 14,500,000      
Amortization of deferred financing costs and debt discount     800,000 1,700,000      
Issuance date   Jul. 06, 2015          
Notes issued percentage price   97.903%          
Debt instrument, proceeds   $ 525,500,000          
Debt instrument, fair value     482,400,000 482,400,000      
Principal amount outstanding     39,500,000 39,500,000      
8.875% Senior Unsecured Notes Due 2023 [Member] | Open Market [Member]              
Debt Instrument [Line Items]              
Debt instrument repurchased amount     14,300,000 23,400,000      
8.875% Senior Unsecured Notes Due 2023 [Member] | Notes repurchased during 3 months ended June 30, 2016 [Member]              
Debt Instrument [Line Items]              
Principal amount outstanding     $ 21,000,000 $ 21,000,000