Senior Unsecured Notes (Details) - USD ($) $ in Thousands	Feb. 14, 2022	Mar. 31, 2022	Dec. 31, 2021
Senior Secured Notes [Line Items]
Unsecured Long-term Debt, Noncurrent		$ 1,569,867	$ 1,673,452
5.0% Senior Unsecured Notes due 2024
Senior Secured Notes [Line Items]
Senior Notes, interest rate, stated percentage		5.00%	5.00%
Senior Notes, Principal amount		$ 0	$ 104,769
Senior Notes, unamortized deferred financing costs		0	403
Unsecured Long-term Debt, Noncurrent		$ 0	$ 104,366
Senior Notes, exchanged or repurchased face amount	$ 104,800
Senior Notes, Redemption Price, Percentage	100.00%
5.625% Senior Unsecured Notes due 2025
Senior Secured Notes [Line Items]
Senior Notes, interest rate, stated percentage		5.625%	5.625%
Senior Notes, Principal amount		$ 349,118	$ 349,118
Senior Notes, unamortized deferred financing costs		2,001	2,160
Unsecured Long-term Debt, Noncurrent		$ 347,117	$ 346,958
6.75% Senior Unsecured Notes due 2026
Senior Secured Notes [Line Items]
Senior Notes, interest rate, stated percentage		6.75%	6.75%
Senior Notes, Principal amount		$ 419,235	$ 419,235
Senior Notes, unamortized deferred financing costs		3,095	3,270
Unsecured Long-term Debt, Noncurrent		$ 416,140	$ 415,965
6.625% Senior Unsecured Notes due 2027
Senior Secured Notes [Line Items]
Senior Notes, interest rate, stated percentage		6.625%	6.625%
Senior Notes, Principal amount		$ 416,791	$ 416,791
Senior Notes, unamortized deferred financing costs		3,755	3,949
Unsecured Long-term Debt, Noncurrent		$ 413,036	$ 412,842
6.5% Senior Unsecured Notes Due 2028
Senior Secured Notes [Line Items]
Senior Notes, interest rate, stated percentage		6.50%	6.50%
Senior Notes, Principal amount		$ 400,000	$ 400,000
Senior Notes, unamortized deferred financing costs		6,426	6,679
Unsecured Long-term Debt, Noncurrent		393,574	393,321
Senior Unsecured Notes
Senior Secured Notes [Line Items]
Senior Notes, Principal amount		1,585,144	1,689,913
Senior Notes, unamortized deferred financing costs		$ 15,277	$ 16,461

Face (par) amount of debt instrument at time of issuance.

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