Segment Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 10,250	$ 11,462	$ 12,623
Income before income taxes	4,731	2,608	2,998
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases	1,626	3,235	3,635
Interest expense	2,790	3,402	4,389
Provision for credit losses	(310)	828	296
Net finance receivables and net investment in operating leases	117,517	131,725	141,976
Total assets	134,945	158,129	161,403
Operating Segments [Member]
Segment Reporting Information [Line Items]
Total revenue	10,250	11,462	12,623
Income before income taxes	4,745	2,475	2,860
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases	1,626	3,235	3,635
Interest expense	2,844	3,462	4,371
Provision for credit losses	(310)	828	296
Net finance receivables and net investment in operating leases	123,430	140,503	150,190
Total assets	134,945	158,129	161,403
Operating Segments [Member] | Europe Segment
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases		(2)
Operating Segments [Member] | Americas [Member]
Segment Reporting Information [Line Items]
Total revenue	8,911	10,020	10,795
Income before income taxes	4,393	2,241	2,365
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases	1,615	3,237	3,592
Interest expense	2,348	2,892	3,685
Provision for credit losses	(333)	716	260
Net finance receivables and net investment in operating leases	99,468	112,208	119,498
Total assets	107,409	125,074	125,624
Operating Segments [Member] | Europe [Member]
Segment Reporting Information [Line Items]
Total revenue	878	1,012	1,183
Income before income taxes	254	196	352
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases	11		43
Interest expense	275	347	340
Provision for credit losses	(10)	63	25
Net finance receivables and net investment in operating leases	18,098	23,517	25,630
Total assets	20,837	27,620	30,050
Operating Segments [Member] | Asia Pacific [Member]
Segment Reporting Information [Line Items]
Total revenue	461	430	645
Income before income taxes	98	38	143
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases	0	0	0
Interest expense	221	223	346
Provision for credit losses	33	49	11
Net finance receivables and net investment in operating leases	5,864	4,778	5,062
Total assets	6,699	5,435	5,729
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Total revenue	0	0	0
Income before income taxes	(14)	133	138
Other disclosures [Abstract]
Depreciation on vehicles subject to operating leases	0	0	0
Interest expense	(54)	(60)	18
Provision for credit losses	0	0	0
Net finance receivables and net investment in operating leases	(5,913)	(8,778)	(8,214)
Total assets	$ 0	$ 0	$ 0