Annual report pursuant to Section 13 and 15(d)

Condensed Consolidating Financial Information - Narrative (Details)

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Condensed Consolidating Financial Information - Narrative (Details) - USD ($)
Dec. 31, 2016
Dec. 21, 2016
Oct. 31, 2016
Oct. 14, 2016
Dec. 31, 2015
Apr. 21, 2015
Aug. 18, 2014
Guarantors              
Condensed Financial Statements, Captions [Line Items]              
Other ownership interest, percentage 100.00%            
Senior notes | 7.75% Senior notes 2020              
Condensed Financial Statements, Captions [Line Items]              
Aggregate principal amount [1]             $ 600,000,000.0
Stated interest rate 7.75%       7.75%   7.75%
Repurchased face amount     $ 600,000,000.0 $ 196,500,000      
Senior notes | 6.625% Senior notes 2023              
Condensed Financial Statements, Captions [Line Items]              
Aggregate principal amount           $ 350,000,000.0  
Stated interest rate 6.625%       6.625% 6.625%  
Senior notes | 6.000% Senior notes 2024              
Condensed Financial Statements, Captions [Line Items]              
Aggregate principal amount       $ 650,000,000.0      
Stated interest rate 6.00%     6.00% 6.00%    
Senior notes | 6.375% Senior Notes 2025              
Condensed Financial Statements, Captions [Line Items]              
Aggregate principal amount   $ 600,000,000          
Stated interest rate 6.375% 6.375%     6.375%    
[1] On April 21, 2015, the Company issued $350.0 million in aggregate principal amount of 6.625% Senior Notes due 2023 (the "2023 Notes") to qualified institutional buyers pursuant to Rule 144A under the Securities Act and to certain non-U.S. persons in accordance with Regulation S under the Securities Act (the "2023 Notes Offering"). The Company received net proceeds of approximately $343.6 million after initial purchaser discounts and commissions and estimated offering expenses.The 2023 Notes were issued under an indenture, dated as of April 21, 2015, among the Company, the subsidiary guarantors party thereto and Wells Fargo Bank, National Association, as trustee. Pursuant to the indenture relating to the 2023 Notes, interest on the 2023 Notes will accrue at a rate of 6.625% per annum on the outstanding principal amount thereof from April 21, 2015, payable semi-annually on May 1 and November 1 of each year, commencing on November 1, 2015. The 2023 Notes are not guaranteed by Grizzly Holdings, Inc. and will not be guaranteed by any of the Company's future unrestricted subsidiaries.In connection with the 2023 Notes Offering, the Company and its subsidiary guarantors entered into a registration rights agreement, dated as of April 21, 2015, pursuant to which the Company agreed to file a registration statement with respect to an offer to exchange the 2023 Notes for a new issue of substantially identical debt securities registered under the Securities Act. The exchange offer for the 2023 Notes was completed on October 13, 2015.