Leases Maturity (Details) $ in Millions	Dec. 31, 2021 USD ($)
Leases [Abstract]
2020 - Operating Leases	$ 288
2020 - Financing Leases	63
2021 - Operating Leases	198
2021 - Financing Leases	61
2022 - Operating Leases	136
2022 - Financing Leases	47
2023 - Operating Leases	105
2023 - Financing Leases	36
2024 - Operating Leases	91
2024 - Financing Leases	34
Thereafter - Operating Leases	624
Thereafter - Financing Leases	15
Total lease payments - Operating Leases	1,442
Total lease payments - Financing Leases	256
Imputed interest - Operating Leases	(357)
Imputed interest - Financing Leases	(145)
Total - Operating Leases	1,085
Total - Financing Leases	$ 111