Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidating Financial Information - (Details)

v3.4.0.3
Condensed Consolidating Financial Information - (Details) - USD ($)
Dec. 31, 2015
Apr. 21, 2015
Aug. 18, 2014
Senior Notes      
Condensed Financial Statements, Captions [Line Items]      
Long-term debt     $ 600,000,000.0
Stated interest rate     7.75%
Guarantors      
Condensed Financial Statements, Captions [Line Items]      
Ownership percentage by parent 100.00%    
Notes Due 2023 | Senior Notes      
Condensed Financial Statements, Captions [Line Items]      
Stated interest rate   6.625%  
Debt instrument, amount   $ 350,000,000.0