Finance Receivables - Allowance for Loan Losses (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for retail loan losses beginning balance			$ 2,096
Provision for loan losses	$ 167	$ 198	298	$ 320
Charge-offs			(645)
Allowance for retail loan losses ending balance	2,202		2,202
Retail Finance Receivables
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for retail loan losses beginning balance	2,123	1,884	2,062	1,839
Provision for loan losses	161	202	298	328
Charge-offs	(323)	(247)	(645)	(521)
Recoveries	191	161	377	339
Foreign currency translation and other	14	(14)	74	4
Allowance for retail loan losses ending balance	$ 2,166	$ 1,987	$ 2,166	$ 1,987

Amount of foreign currency translation gain (loss) which decreases (increases) allowance for credit loss on financing receivable. Excludes net investment in lease.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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Amount of credit loss expense (reversal of expense) for financing receivable.

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