Short-Term and Long-Term Debt - Schedule of Extinguishment of Debt (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Disclosure [Abstract]
Principal balance outstanding prior to modification or payoff	$ 0	$ 0	$ 995
Unamortized debt issuance costs and discounts	0	0	0
Amount exchanged or paid to modify or retire debt	0	0	(1,003)
Gain (loss) on modification or early extinguishment of debt, pre-tax	$ 0	$ 0	$ (8)