Leases - Maturities of Operating and Finance Lease Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Finance Leases
2022	$ 122
2023	121
2024	111
2025	110
2026	109
Thereafter	1,495
Total lease payments	2,068
Less: imputed interest	(768)
Total finance lease liabilities	1,300	$ 1,083
Operating Leases
2022	2,685
2023	2,613
2024	2,398
2025	2,217
2026	2,054
Thereafter	14,103
Total lease payments	26,070
Less: imputed interest	(6,247)
Total operating lease liabilities	19,823	$ 20,395
Total
2022	2,807
2023	2,734
2024	2,509
2025	2,327
2026	2,163
Thereafter	15,598
Total lease payments	28,138
Less: imputed interest	(7,015)
Total lease liabilities	21,123
Future noncancelable subleases, future minimum payments	311
Leases, amount due in excess of remaining estimated economic life	$ 2,400

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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