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Debt - Schedule of Debt Obligations (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jul. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total debt outstanding	$ 728,525		$ 764,952
Deferred finance fees	(14,222)		(5,549)
Net debt	714,303		759,403
Current maturities of long-term debt	(1,280)		(2,531)
Long-term debt, net	713,023		756,872
Senior Notes \| Senior Secured Notes due 2024
Debt Instrument [Line Items]
Total debt outstanding	$ 475,000		0
Debt interest rate	10.00%	10.00%
Senior Notes \| Senior Secured Notes due 2021
Debt Instrument [Line Items]
Total debt outstanding	$ 0		$ 525,000
Debt interest rate			6.90%
Notes Payable
Debt Instrument [Line Items]
Total debt outstanding	3,525		$ 5,952
Deferred finance fees	0
Net debt	3,525
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Total debt outstanding	0		$ 209,000
Debt interest rate			5.20%
Revolving Credit Facility \| Line of Credit \| 2019 Credit Facility
Debt Instrument [Line Items]
Total debt outstanding	$ 250,000		$ 0
Debt interest rate	4.20%
Revolving Credit Facility \| Line of Credit \| Tranche B Revolving Credit Commitments
Debt Instrument [Line Items]
Total debt outstanding	$ 0		$ 25,000
Debt interest rate			9.50%