Net Investments in Operating Leases (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2024	Dec. 31, 2023
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 446	$ 453
Net Investment in Operating Leases	$ 21,160	20,332
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	$ 24,946	24,182
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	3,786	3,850
Net Investment in Operating Leases	$ 21,160	$ 20,332

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
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481501/840-20-50-4

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479773/842-30-50-13

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-SubTopic 20
-Topic 840
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481532/840-20-45-2

Name:	us-gaap_PropertySubjectToOrAvailableForOperatingLeaseGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant