Leases - Schedule of Supplemental Cash Flow (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
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| Cash paid for amounts included in the measurement of lease liabilities: | |||
| Operating cash flows for operating leases | $ 2,233 | $ 1,654 | $ 1,406 |
| Operating cash flows for finance leases | 20 | 16 | 15 |
| Financing cash flows for finance leases | 1,058 | 850 | 677 |
| Lease liabilities arising from obtaining right-of-use assets: | |||
| Operating leases | 4,370 | 4,366 | 4,466 |
| Finance leases | $ 588 | $ 223 | $ 160 |
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- Definition Cash Flow, Lessee [Abstract] No definition available.
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- Definition Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract] No definition available.
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- Definition Amount of interest paid on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash outflow for principal payment on finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in right-of-use asset obtained in exchange for finance lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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