Long-Term Debt and Other Credit Facilities - Narrative (Details) $ in Millions		1 Months Ended
	Apr. 30, 2024	Jun. 30, 2024 USD ($)	May 31, 2024	Dec. 31, 2023 USD ($)
Debt Instrument [Line Items]
Total principal		$ 2,662		$ 2,849
Secured Debt | TLB
Debt Disclosure [Abstract]
Interest rate		8.83%
Debt Instrument [Line Items]
Total principal		$ 861		866
Interest rate		8.83%
Interest rate			3.50%
Reduction in interest rate			1.00%
Interest rate, floor	0.0050		0
Secured Debt | TLC
Debt Disclosure [Abstract]
Interest rate		8.83%
Debt Instrument [Line Items]
Total principal		$ 470		470
Interest rate		8.83%
Interest rate			3.50%
Reduction in interest rate			1.00%
Interest rate, floor	0.0050		0
Secured Debt | Secured ISDAs
Debt Instrument [Line Items]
Total principal		$ 66
Bonds | PEDFA 2009B Bonds
Debt Disclosure [Abstract]
Interest rate		5.25%
Debt Instrument [Line Items]
Total principal		$ 50		50
Interest rate		5.25%
Bonds | PEDFA 2009C Bonds
Debt Disclosure [Abstract]
Interest rate		5.25%
Debt Instrument [Line Items]
Total principal		$ 81		$ 81
Interest rate		5.25%
Letter of Credit
Debt Instrument [Line Items]
Letters of credit terminated		$ 133