Fair Value of Other Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
7.75% Senior Notes due 2019
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Interest rate percentage	7.75%	7.75%
Reported Value Measurement | Fair Value, Inputs, Level 1 | 7.75% Senior Notes due 2019
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Long-term debt, fair value	$ 495,451	$ 592,410
Reported Value Measurement | Fair Value, Inputs, Level 3 | Term Loan Credit Facility
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Long-term debt, fair value	352,544	0
Estimate of Fair Value Measurement | Fair Value, Inputs, Level 1 | 7.75% Senior Notes due 2019
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Long-term debt, fair value	505,650	462,750
Estimate of Fair Value Measurement | Fair Value, Inputs, Level 3 | Term Loan Credit Facility
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Long-term debt, fair value	$ 378,996	$ 0