Long-Term Debt - Outstanding Debt (Details) - USD ($) $ in Millions		Jun. 30, 2025	May 15, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Face Value		$ 4,893
Unamortized debt discount/premium and deferred financing costs, net		37
Book Value		4,856		$ 3,870
Less: current portion of long-term debt		(38)		(23)
Long-term debt, excluding current portion		4,818		3,847
Fair value of debt(1)	[1]	4,935
Secured Debt | Revolving Credit Facility | LNWI Revolver
Debt Instrument [Line Items]
Face Value		195
Unamortized debt discount/premium and deferred financing costs, net		0
Book Value		195		0
Secured Debt | Secured Debt | LNWI Term Loan A
Debt Instrument [Line Items]
Face Value			$ 800
Unamortized debt discount/premium and deferred financing costs, net		(2)
Book Value		798		0
Secured Debt | Secured Debt | LNWI Term Loan B
Debt Instrument [Line Items]
Face Value		2,145
Unamortized debt discount/premium and deferred financing costs, net		(21)
Book Value		$ 2,124		2,133
Senior Notes | 2028 Unsecured Notes
Debt Instrument [Line Items]
Rate(s)		7.00%
Face Value		$ 700
Unamortized debt discount/premium and deferred financing costs, net		4
Book Value		$ 696		695
Senior Notes | 2029 Unsecured Notes
Debt Instrument [Line Items]
Rate(s)		7.25%
Face Value		$ 500
Unamortized debt discount/premium and deferred financing costs, net		4
Book Value		$ 496		496
Senior Notes | 2031 Unsecured Notes
Debt Instrument [Line Items]
Rate(s)		7.50%
Face Value		$ 550
Unamortized debt discount/premium and deferred financing costs, net		6
Book Value		544		543
Capital Lease Obligations | Other
Debt Instrument [Line Items]
Face Value		3
Unamortized debt discount/premium and deferred financing costs, net		0
Book Value		$ 3		$ 3

[1] (1) Fair value of our fixed rate and variable interest rate debt is classified within Level 2 in the fair value hierarchy and has been calculated based on the quoted market prices of our securities.