Finance Receivables, Net - Credit Quality Indicators (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	$ 194		$ 1,095
CY-1	923		687
CY-2	593		462
CY-3	379		244
CY-4	187		96
Prior	70		18
Total	2,346		2,602
Charge-offs, Current year	1		8
Charge-offs, CY-1	4		12
Charge-offs, CY-2	4		8
Charge-offs, CY-3	1		7
Charge-offs, CY-4	0		3
Charge-offs, Prior	2		6
Charge-offs, Total	12	$ 7	44
Low Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	104		554
CY-1	456		334
CY-2	288		235
CY-3	190		122
CY-4	93		46
Prior	34		9
Total	1,165		1,300
Average Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	75		470
CY-1	403		288
CY-2	248		181
CY-3	151		86
CY-4	67		38
Prior	27		5
Total	971		1,068
High Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	15		71
CY-1	64		65
CY-2	57		46
CY-3	38		36
CY-4	27		12
Prior	9		4
Total	210		234
United States (Direct)
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	73		260
CY-1	190		122
CY-2	109		135
CY-3	116		88
CY-4	69		32
Prior	26		8
Total	583		645
Charge-offs, Current year	0		1
Charge-offs, CY-1	0		1
Charge-offs, CY-2	0		1
Charge-offs, CY-3	0		1
Charge-offs, CY-4	0		1
Charge-offs, Prior	1		2
Charge-offs, Total	1		7
United States (Direct) | Low Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	40		122
CY-1	81		51
CY-2	46		61
CY-3	51		43
CY-4	34		17
Prior	12		3
Total	264		297
United States (Direct) | Average Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	24		104
CY-1	79		35
CY-2	32		49
CY-3	44		23
CY-4	19		9
Prior	8		2
Total	206		222
United States (Direct) | High Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	9		34
CY-1	30		36
CY-2	31		25
CY-3	21		22
CY-4	16		6
Prior	6		3
Total	113		126
United States (Indirect)
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	36		259
CY-1	201		154
CY-2	116		95
CY-3	68		39
CY-4	26		13
Prior	5		0
Total	452		560
Charge-offs, Current year	0		4
Charge-offs, CY-1	2		3
Charge-offs, CY-2	2		3
Charge-offs, CY-3	1		2
Charge-offs, CY-4	0		2
Charge-offs, Prior	1		3
Charge-offs, Total	6		17
United States (Indirect) | Low Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	19		136
CY-1	103		77
CY-2	57		48
CY-3	34		22
CY-4	14		6
Prior	3		0
Total	230		289
United States (Indirect) | Average Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	16		111
CY-1	88		69
CY-2	53		41
CY-3	30		15
CY-4	10		6
Prior	2		0
Total	199		242
United States (Indirect) | High Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	1		12
CY-1	10		8
CY-2	6		6
CY-3	4		2
CY-4	2		1
Prior	0		0
Total	23		29
Canada
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	19		114
CY-1	105		65
CY-2	58		38
CY-3	32		26
CY-4	21		11
Prior	8		1
Total	243		255
Charge-offs, Current year	0		0
Charge-offs, CY-1	0		0
Charge-offs, CY-2	1		0
Charge-offs, CY-3	0		2
Charge-offs, CY-4	0		0
Charge-offs, Prior	0		1
Charge-offs, Total	1	0	3
Canada | Low Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	8		45
CY-1	40		24
CY-2	22		16
CY-3	13		9
CY-4	7		4
Prior	3		0
Total	93		98
Canada | Average Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	9		63
CY-1	59		36
CY-2	32		18
CY-3	16		12
CY-4	10		6
Prior	4		0
Total	130		135
Canada | High Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	2		6
CY-1	6		5
CY-2	4		4
CY-3	3		5
CY-4	4		1
Prior	1		1
Total	20		22
EMEA
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	66		462
CY-1	427		346
CY-2	310		194
CY-3	163		91
CY-4	71		40
Prior	31		9
Total	1,068		1,142
Charge-offs, Current year	1		3
Charge-offs, CY-1	2		8
Charge-offs, CY-2	1		4
Charge-offs, CY-3	0		2
Charge-offs, CY-4	0		0
Charge-offs, Prior	0		0
Charge-offs, Total	4	$ 2	17
EMEA | Low Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	37		251
CY-1	232		182
CY-2	163		110
CY-3	92		48
CY-4	38		19
Prior	16		6
Total	578		616
EMEA | Average Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	26		192
CY-1	177		148
CY-2	131		73
CY-3	61		36
CY-4	28		17
Prior	13		3
Total	436		469
EMEA | High Credit Risk
Financing Receivable, Credit Quality Indicator [Line Items]
Current Year	3		19
CY-1	18		16
CY-2	16		11
CY-3	10		7
CY-4	5		4
Prior	2		0
Total	$ 54		$ 57