Debt (Schedule of Obligations Under Debt Arrangements) (Details) - USD ($)	Mar. 31, 2026	Mar. 04, 2026	Dec. 31, 2025
Debt Instrument [Line Items]
Principal	$ 3,224,100,000		$ 3,085,760,000
Unamortized Discount and Debt Issuance Costs	47,924,000		38,945,000
Net Value	3,176,176,000		3,046,815,000
7.750% senior unsecured notes due 2028 | Senior Notes
Debt Instrument [Line Items]
Principal	0		679,360,000
Unamortized Discount and Debt Issuance Costs	0		3,123,000
Net Value	$ 0	$ 150,000,000	676,237,000
Interest rate	7.75%	8.875%
8.250% senior unsecured notes due 2029 | Senior Notes
Debt Instrument [Line Items]
Principal	$ 600,000,000		600,000,000
Unamortized Discount and Debt Issuance Costs	9,849,000		10,690,000
Net Value	$ 590,151,000	$ 150,000,000	589,310,000
Interest rate	8.25%	8.25%
8.000% senior unsecured notes due 2033 | Senior Notes
Debt Instrument [Line Items]
Principal	$ 600,000,000		600,000,000
Unamortized Discount and Debt Issuance Costs	9,200,000		9,523,000
Net Value	$ 590,800,000		590,477,000
Interest rate	8.00%
6.750% senior unsecured notes due 2034 | Senior Notes
Debt Instrument [Line Items]
Principal	$ 750,000,000		0
Unamortized Discount and Debt Issuance Costs	13,986,000		0
Net Value	$ 736,014,000		0
Interest rate	6.75%
Senior Notes | 2030 Notes
Debt Instrument [Line Items]
Principal	$ 500,000,000		500,000,000
Unamortized Discount and Debt Issuance Costs	5,358,000		5,690,000
Net Value	$ 494,642,000		494,310,000
Interest rate	8.875%
Senior Notes | 2032 Notes
Debt Instrument [Line Items]
Principal	$ 700,000,000		700,000,000
Unamortized Discount and Debt Issuance Costs	9,531,000		9,919,000
Net Value	$ 690,469,000		690,081,000
Interest rate	7.875%
Revolving Credit Facility | Revolving Loan | Credit Facility
Debt Instrument [Line Items]
Principal	$ 74,100,000		6,400,000
Unamortized Discount and Debt Issuance Costs	0		0
Net Value	74,100,000		6,400,000
Unamortized debt issuance costs	$ 8,200,000		$ 5,400,000