Employee Benefit Plans - Schedule of Pre-tax Change in Other Comprehensive Loss (Income) (Details) - Pension Benefits - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Recognized in the Balance Sheet
Losses (Gains)	$ 141	$ (143)
Expense Recognized in the Income Statement
Amortization of Net Loss	50	73	$ 54
Settlement Loss	$ 1	$ 0	$ (1)