Long-Term Debt - Additional Information (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument
Debt, outstanding note	$ 16,500	$ 13,800
Debt, discounts and premiums	14	19
Unamortized debt issuance costs	32	32
Long-term debt
Debt Instrument
Reductions for mark-to-market adjustments on hedged debt	$ 38	$ 64