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Debt (Senior Notes Offering and Credit Agreement) (Details) - USD ($)		3 Months Ended	12 Months Ended
	Apr. 18, 2024	Mar. 31, 2024	Dec. 31, 2023	Aug. 19, 2022
Senior Notes | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	$ 1,275,000,000
Senior Secured Term Loan | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	450,000,000
8.625% Senior Secured Notes Due 2029 | Senior Notes | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	$ 650,000,000
Stated interest rate	8.625%
Debt instrument maturity year	2029
10.25% Senior Notes Due 2031 | Senior Notes | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	$ 625,000,000
Stated interest rate	10.25%
Debt instrument maturity year	2031
Credit Agreement | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	$ 450,000,000
Net procceds to refinance	1,500,000,000
Credit Agreement | Senior Revolving Credit Facility | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	310,000,000
Credit Agreement | Letter of Credit | Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, face amount	$ 175,000,000
9.50% Senior Second Lien Secured Notes Due 2028 | Senior Notes
Line of Credit Facility [Line Items]
Stated interest rate		9.50%
10.50% Senior Second Lien Secured Notes Due 2028 | Senior Notes
Line of Credit Facility [Line Items]
Stated interest rate		10.50%
6.00% Senior Notes due 2026
Line of Credit Facility [Line Items]
Debt instrument, face amount		$ 239,100,000
Stated interest rate		6.00%	6.00%	6.00%
Debt instrument maturity year		2026
6.00% Senior Notes due 2026 | Senior Notes
Line of Credit Facility [Line Items]
Stated interest rate		6.00%	6.00%
Debt instrument maturity year		2026	2026

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