Supplemental Information Related Operating Leases (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating Lease, Payments	$ 148	$ 155	$ 164
Finance Lease, Principal Payments	11	13	14
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	57	34	198
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	6	56	20
Right of Use Asset Obtained in Exchange for Operating Lease Liability Modifications	$ 72	$ 61	$ 98