Vehicle Rental Activities - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Abstract]
Other accounts payables	$ 284	$ 203	$ 287
Receivables due from former subsidiaries	$ 473	$ 287	$ 237

Amount due from parties in nontrade transactions, classified as other.

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