Long-term Debt and Finance Leases - Interest Expense in Connection with Convertible Senior Notes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Debt Instrument [Line Items]
Amortization of deferred finance costs			$ 32	$ 42
Convertible Senior Notes, due 2048
Debt Instrument [Line Items]
Contractual interest expense	$ 1	$ 4	7	12
Amortization of deferred finance costs	0	0	1	1
Total	$ 1	$ 4	$ 8	$ 13
Effective Interest Rate	0.76%	0.76%	2.31%	2.28%