Timeshare Financing Receivables - Details of Financing Receivables by Origination Year and Average FICO Score (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Acquired
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	$ 855	$ 1,038
Originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	1,533	1,397
Legacy-Diamond
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	1,233	1,283
Legacy-Diamond | Acquired
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	0
One year prior to current fiscal year	151
Two years prior to current fiscal year	177
Three years prior to current fiscal year	212
Four years prior to current fiscal year	131
Prior	184
Total	855
Legacy-Diamond | Originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	219
One year prior to current fiscal year	159
Two years prior to current fiscal year	0
Three years prior to current fiscal year	0
Four years prior to current fiscal year	0
Prior	0
Total	378
Legacy-Diamond | 700+ | Acquired
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	0
One year prior to current fiscal year	83
Two years prior to current fiscal year	98
Three years prior to current fiscal year	115
Four years prior to current fiscal year	76
Prior	82
Total	454
Legacy-Diamond | 700+ | Originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	143
One year prior to current fiscal year	97
Two years prior to current fiscal year	0
Three years prior to current fiscal year	0
Four years prior to current fiscal year	0
Prior	0
Total	240
Legacy-Diamond | 600-699 | Acquired
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	0
One year prior to current fiscal year	54
Two years prior to current fiscal year	59
Three years prior to current fiscal year	81
Four years prior to current fiscal year	48
Prior	76
Total	318
Legacy-Diamond | 600-699 | Originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	63
One year prior to current fiscal year	51
Two years prior to current fiscal year	0
Three years prior to current fiscal year	0
Four years prior to current fiscal year	0
Prior	0
Total	114
Legacy-Diamond | Less than 600 | Acquired
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	0
One year prior to current fiscal year	12
Two years prior to current fiscal year	15
Three years prior to current fiscal year	14
Four years prior to current fiscal year	6
Prior	18
Total	65
Legacy-Diamond | Less than 600 | Originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	11
One year prior to current fiscal year	10
Two years prior to current fiscal year	0
Three years prior to current fiscal year	0
Four years prior to current fiscal year	0
Prior	0
Total	21
Legacy-Diamond | No score | Acquired
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	0
One year prior to current fiscal year	2
Two years prior to current fiscal year	5
Three years prior to current fiscal year	2
Four years prior to current fiscal year	1
Prior	8
Total	18
Legacy-Diamond | No score | Originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	2
One year prior to current fiscal year	1
Two years prior to current fiscal year	0
Three years prior to current fiscal year	0
Four years prior to current fiscal year	0
Prior	0
Total	3
Legacy-HGV
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	253
One year prior to current fiscal year	288
Two years prior to current fiscal year	111
Three years prior to current fiscal year	185
Four years prior to current fiscal year	125
Prior	193
Total	1,155	$ 1,152
Legacy-HGV | 700+
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	171
One year prior to current fiscal year	179
Two years prior to current fiscal year	62
Three years prior to current fiscal year	109
Four years prior to current fiscal year	74
Prior	111
Total	706
Legacy-HGV | 600-699
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	52
One year prior to current fiscal year	66
Two years prior to current fiscal year	24
Three years prior to current fiscal year	39
Four years prior to current fiscal year	27
Prior	44
Total	252
Legacy-HGV | Less than 600
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	7
One year prior to current fiscal year	9
Two years prior to current fiscal year	4
Three years prior to current fiscal year	6
Four years prior to current fiscal year	3
Prior	6
Total	35
Legacy-HGV | No score
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current fiscal year	23
One year prior to current fiscal year	34
Two years prior to current fiscal year	21
Three years prior to current fiscal year	31
Four years prior to current fiscal year	21
Prior	32
Total	$ 162