Receivables - Allowance for Credit Losses Activity (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Retail
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Opening balance	$ 310	$ 270	$ 220
Provision	201	86	59
Charge-offs	(89)	(42)
Charge-offs			(17)
Recoveries	6	4
Foreign currency translation and other	(52)	(8)	8
Ending balance	376	310	270
Wholesale
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Opening balance	53	64	65
Provision	3	(6)	7
Charge-offs	(7)	(5)
Charge-offs			(7)
Recoveries	3	0
Foreign currency translation and other	(4)	0	(1)
Ending balance	$ 48	$ 53	$ 64