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Debt and Other Financing - Schedule of Outstanding Principal and Carrying Value (Details) - USD ($)	Jun. 30, 2026	May 18, 2026	May 14, 2026	Apr. 30, 2026	Mar. 04, 2026	Dec. 31, 2025
Debt Instrument
Principal Amount	$ 2,900,000,000
Long-term debt, total	2,836,000,000					$ 3,272,000,000
Long-term debt	2,797,000,000					3,233,000,000
Revolving Credit Facility
Debt Instrument
Long-term debt, total	0					0
Convertible Debt \| 2026 Notes
Debt Instrument
Principal Amount	39,000,000					39,000,000
Unamortized Debt Discount	0					0
Long-term debt, total	39,000,000					39,000,000
Short-term debt	39,000,000					39,000,000
Convertible Debt \| 2027 Notes
Debt Instrument
Principal Amount	229,000,000					480,000,000
Unamortized Debt Discount	(2,000,000)					(3,000,000)
Long-term debt, total	227,000,000					477,000,000
Convertible Debt \| 2028 Notes
Debt Instrument
Principal Amount	0					589,000,000
Unamortized Debt Discount	0					(6,000,000)
Long-term debt, total	0		$ 444,000,000	$ 89,000,000	$ 56,000,000	583,000,000
Senior Notes \| 2029 Secured Notes
Debt Instrument
Principal Amount	800,000,000					800,000,000
Unamortized Debt Discount	(10,000,000)					(11,000,000)
Long-term debt, total	790,000,000					789,000,000
Senior Notes \| 2030 Secured Notes
Debt Instrument
Principal Amount	700,000,000					700,000,000
Unamortized Debt Discount	(7,000,000)					(8,000,000)
Long-term debt, total	693,000,000					692,000,000
Senior Notes \| 2032 Secured Notes
Debt Instrument
Principal Amount	700,000,000					700,000,000
Unamortized Debt Discount	(8,000,000)					(8,000,000)
Long-term debt, total	692,000,000					692,000,000
Senior Notes \| 2034 Secured Notes
Debt Instrument
Principal Amount	400,000,000	$ 400,000,000				0
Unamortized Debt Discount	(5,000,000)					0
Long-term debt, total	$ 395,000,000					$ 0