Leases Lessor (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Lessor Disclosure [Abstract]
Operating Lease, Lease Income	$ 121	$ 134
Variable Lease, Income	(8)	(7)
Lease Income	113	127
Sales-type and Direct Financing Leases, Lease Receivable, Fiscal Year Maturity [Abstract]
Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, after Year Five	360
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received	479
Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Five	25
Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Four	25
Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Three	25
Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Two	25
Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year One	19
Sales-type and Direct Financing Leases, Lease Receivables, Gross Difference, Amount [Abstract]
Sales-type and Direct Financing Leases, Lease Receivable	227
Sales-type and Direct Financing Leases, Lease Receivable, Undiscounted Excess Amount	(252)
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
Lessor, Operating Lease, Payment to be Received, Year One	292
Lessor, Operating Lease, Payment to be Received, Year Two	390
Lessor, Operating Lease, Payment to be Received, Year Three	390
Lessor, Operating Lease, Payment to be Received, Year Four	279
Lessor, Operating Lease, Payment to be Received, Year Five	203
Lessor, Operating Lease, Payment to be Received, after Year Five	545
Lessor, Operating Lease, Payments to be Received	2,099
Operating Lease, Risk Strategy, Residual Asset	8,882		$ 8,651
Sales-type Lease, Interest Income	4	$ 3
Property, Plant and Equipment [Member]
Lessor Disclosure [Abstract]
Operating Lease, Right-of-Use Asset	1,272		1,319
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
Operating Lease, Right-of-Use Asset	1,272		1,319
Accumulated Amortization on PP&E
Lessor Disclosure [Abstract]
Operating Lease, Right-of-Use Asset	147		139
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
Operating Lease, Right-of-Use Asset	147		139
Assets
Lessor Disclosure [Abstract]
Operating Lease, Right-of-Use Asset	1,125		1,180
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
Operating Lease, Right-of-Use Asset	$ 1,125		$ 1,180