Net Investments in Operating Leases (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Dec. 31, 2024
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 462	$ 448
Net Investment in Operating Leases	$ 22,384	21,689
Maximum [Member]
Net Investment in Operating Leases, Length of Lease	60 months
Property Subject to Operating Lease [Member]
Property Subject to or Available for Operating Lease, Gross	$ 26,234	25,424
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	3,850	3,735
Net Investment in Operating Leases	$ 22,384	$ 21,689

Amount, before accumulated depreciation, of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease.

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 840
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 360
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Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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Balance Type:	debit
Period Type:	instant