Financial Derivative Instruments and Risk Management - Net of Tax Impact of the Overall Effectiveness of Derivative Instruments Designated as Cash Flow Hedging Instruments (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Derivative [Line Items]
Total	$ (1)	$ 4	$ 1
Interest Rate Swap
Derivative [Line Items]
Amortization of cash flow hedges, net of tax	1	1	1
Interest rate derivative contract gains (losses), net of tax	$ (2)	$ 3	$ 0