Finance Receivables, Net - Finance Receivables Credit Quality Indicators (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Credit Quality Indicator [Line Items]
Loss rates of customers with low risk credit quality (percentage)	1.00%
Loss rates of customers with average credit risk credit quality, low range (percentage)	2.00%
Loss rates of customers with average credit risk credit quality, high range (percentage)	5.00%
Loss rates of customers with high credit risk credit quality, low range (percentage)	7.00%
Loss rates of customers with high credit risk credit quality, high range (percentage)	10.00%
2021	$ 1,236	$ 1,140
2020	837	1,005
2019	642	680
2018	346	337
2017	110	116
Prior	17	20
Total Finance Receivables	3,188	3,298
United States
Financing Receivable, Credit Quality Indicator [Line Items]
Total Finance Receivables	1,876	1,823
Canada
Financing Receivable, Credit Quality Indicator [Line Items]
2021	74	101
2020	73	83
2019	56	60
2018	33	37
2017	13	14
Prior	2	2
Total Finance Receivables	251	297
Europe
Financing Receivable, Credit Quality Indicator [Line Items]
2021	403	390
2020	267	361
2019	218	254
2018	124	123
2017	40	41
Prior	9	9
Total Finance Receivables	1,061	1,178
Low Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
2021	644	591
2020	436	502
2019	341	362
2018	195	176
2017	57	64
Prior	10	9
Total Finance Receivables	1,683	1,704
Low Credit Risk | Canada
Financing Receivable, Credit Quality Indicator [Line Items]
2021	32	37
2020	27	34
2019	22	24
2018	13	10
2017	3	5
Prior	1	1
Total Finance Receivables	98	111
Low Credit Risk | Europe
Financing Receivable, Credit Quality Indicator [Line Items]
2021	229	197
2020	143	177
2019	121	131
2018	71	62
2017	22	20
Prior	6	4
Total Finance Receivables	592	591
Average Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
2021	451	399
2020	286	418
2019	242	257
2018	118	125
2017	39	39
Prior	6	7
Total Finance Receivables	1,142	1,245
Average Credit Risk | Canada
Financing Receivable, Credit Quality Indicator [Line Items]
2021	34	46
2020	34	39
2019	27	26
2018	15	17
2017	6	6
Prior	1	1
Total Finance Receivables	117	135
Average Credit Risk | Europe
Financing Receivable, Credit Quality Indicator [Line Items]
2021	156	170
2020	109	160
2019	84	108
2018	45	51
2017	15	17
Prior	3	4
Total Finance Receivables	412	510
High Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
2021	141	150
2020	115	85
2019	59	61
2018	33	36
2017	14	13
Prior	1	4
Total Finance Receivables	363	349
High Credit Risk | Canada
Financing Receivable, Credit Quality Indicator [Line Items]
2021	8	18
2020	12	10
2019	7	10
2018	5	10
2017	4	3
Prior	0	0
Total Finance Receivables	36	51
High Credit Risk | Europe
Financing Receivable, Credit Quality Indicator [Line Items]
2021	18	23
2020	15	24
2019	13	15
2018	8	10
2017	3	4
Prior	0	1
Total Finance Receivables	57	77
Direct
Financing Receivable, Credit Quality Indicator [Line Items]
Total Finance Receivables	867	967
Direct | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	299	308
2020	234	288
2019	186	207
2018	107	110
2017	35	45
Prior	6	9
Total Finance Receivables	867	967
Direct | Low Credit Risk | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	148	164
2020	121	151
2019	98	128
2018	68	71
2017	21	32
Prior	3	4
Total Finance Receivables	459	550
Direct | Average Credit Risk | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	60	54
2020	40	95
2019	57	52
2018	23	26
2017	8	8
Prior	2	2
Total Finance Receivables	190	237
Direct | High Credit Risk | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	91	90
2020	73	42
2019	31	27
2018	16	13
2017	6	5
Prior	1	3
Total Finance Receivables	218	180
Indirect
Financing Receivable, Credit Quality Indicator [Line Items]
Total Finance Receivables	1,009	856
Indirect | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	460	341
2020	263	273
2019	182	159
2018	82	67
2017	22	16
Prior	0	0
Total Finance Receivables	1,009	856
Indirect | Low Credit Risk | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	235	193
2020	145	140
2019	100	79
2018	43	33
2017	11	7
Prior	0	0
Total Finance Receivables	534	452
Indirect | Average Credit Risk | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	201	129
2020	103	124
2019	74	71
2018	35	31
2017	10	8
Prior	0	0
Total Finance Receivables	423	363
Indirect | High Credit Risk | United States
Financing Receivable, Credit Quality Indicator [Line Items]
2021	24	19
2020	15	9
2019	8	9
2018	4	3
2017	1	1
Prior	0	0
Total Finance Receivables	$ 52	$ 41