Condensed Consolidated Statements Of Income And Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenue
Finance charge income	$ 842	$ 883	$ 2,544	$ 2,595
Leased vehicle income	797	297	1,827	735
Other income	68	81	205	219
Total revenue	1,707	1,261	4,576	3,549
Costs and expenses
Salaries and benefits	185	158	531	448
Other operating expenses	135	139	414	398
Total operating expenses	320	297	945	846
Leased vehicle expenses	629	228	1,423	563
Provision for loan losses	144	160	440	408
Interest expense	412	368	1,183	1,037
Total costs and expenses	1,505	1,053	3,991	2,854
Equity income	29	0	85	0
Income before income taxes	231	208	670	695
Income tax provision	52	50	155	217
Net income	179	158	515	478
Other comprehensive income (loss)
Defined benefit plans, net	0	0	1	0
Foreign currency translation adjustment	(282)	(272)	(524)	(218)
Other comprehensive (loss) income, net	(282)	(272)	(523)	(218)
Comprehensive (loss) income	$ (103)	$ (114)	$ (8)	$ 260