Leased Vehicles - Schedule of Leased Vehicles (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Property, Plant, and Equipment, Lessor Asset under Operating Lease [Abstract]
Leased vehicles	$ 40,283		$ 40,283		$ 38,187
Less: accumulated depreciation	(6,674)		(6,674)		(6,601)
Leased vehicles, net	33,609		33,609		$ 31,586
Depreciation expense	$ 1,200	$ 1,200	$ 3,700	$ 3,600

Property, Plant, and Equipment, Lessor Asset under Operating Lease, before Accumulated Depreciation, Net Of Manufacturing Incentives

No definition available.

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- Definition

Amount of expense for allocation of cost of tangible asset over its useful life directly used in production of good and rendering of service.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 840
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 840
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
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-Topic 842
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-URI https://asc.fasb.org/1943274/2147479773/842-30-50-13

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-Paragraph 1
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-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

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- References

No definition available.

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