Finance Receivables - Allowance for Loan Losses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	$ 1,886
Balance at end of period	2,096	$ 1,886
Retail Finance Receivables
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	1,839	1,915	$ 866
Provision for loan losses	668	267	880
Charge-offs	(1,138)	(897)	(1,149)
Recoveries	685	571	537
Foreign currency translation	9	(17)	(20)
Balance at end of period	2,062	1,839	1,915
Retail Finance Receivables | Cumulative Effect, Period of Adopt
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	0	801
Balance at end of period	$ 0	$ 0	$ 801