Allowance for Credit Losses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Losses [Line Items]
Finance receivables, net	$ 100,513	$ 92,350
Financing Receivable, Allowance for Credit Loss	845	925	$ 1,305
Charge-offs	(279)	(275)
Recoveries	170	210
Provision for credit losses	39	(310)
Other	(10)	(5)
Financing Receivable, Gross	101,358	93,275
Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)	$ 80
Financing Receivable, Threshold Period Past Due, Writeoff	120 days
Consumer Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Loss	$ 838	903	1,245
Charge-offs	(278)	(272)
Recoveries	165	202
Provision for credit losses	56	(270)
Other	(8)	(2)
Financing Receivable, Gross	71,503	73,545
Non-Consumer Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Loss	7	22	$ 60
Charge-offs	(1)	(3)
Recoveries	5	8
Provision for credit losses	(17)	(40)
Other	(2)	(3)
Financing Receivable, Gross	$ 29,855	$ 19,730