Timeshare Financing Receivables - Financing Receivable by Average FICO Score (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	$ 1,224	$ 1,283
Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Total	1,244	1,152
Originated
Financing Receivable, Recorded Investment [Line Items]
Total	1,759	1,397
Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	515	245
Acquired
Financing Receivable, Recorded Investment [Line Items]
Total	709	1,038
Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	709	1,038
Year Of Origination 2022 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	525
Year Of Origination 2022 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	392
Year Of Origination 2022 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	0
Year Of Origination 2021 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	227
Year Of Origination 2021 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	123
Year Of Origination 2021 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	121
Year Of Origination 2020 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	87
Year Of Origination 2020 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	0
Year Of Origination 2020 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	147
Year Of Origination 2019 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	150
Year Of Origination 2019 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	0
Year Of Origination 2019 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	177
Year Of Origination 2018 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	104
Year Of Origination 2018 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	0
Year Of Origination 2018 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	111
Year Of Origination Prior | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	151
Year Of Origination Prior | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	0
Year Of Origination Prior | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	153
700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Total	763	703
700+ | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	321	172
700+ | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	373	601
700+ | Year Of Origination 2022 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	340
700+ | Year Of Origination 2022 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	248
700+ | Year Of Origination 2022 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	0
700+ | Year Of Origination 2021 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	140
700+ | Year Of Origination 2021 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	73
700+ | Year Of Origination 2021 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	66
700+ | Year Of Origination 2020 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	49
700+ | Year Of Origination 2020 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	0
700+ | Year Of Origination 2020 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	80
700+ | Year Of Origination 2019 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	87
700+ | Year Of Origination 2019 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	0
700+ | Year Of Origination 2019 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	96
700+ | Year Of Origination 2018 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	61
700+ | Year Of Origination 2018 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	0
700+ | Year Of Origination 2018 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	64
700+ | Year Of Origination Prior | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	86
700+ | Year Of Origination Prior | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	0
700+ | Year Of Origination Prior | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	67
600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Total	270	248
600-699 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	163	60
600-699 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	265	356
600-699 | Year Of Origination 2022 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	112
600-699 | Year Of Origination 2022 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	123
600-699 | Year Of Origination 2022 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	0
600-699 | Year Of Origination 2021 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	52
600-699 | Year Of Origination 2021 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	40
600-699 | Year Of Origination 2021 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	44
600-699 | Year Of Origination 2020 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	17
600-699 | Year Of Origination 2020 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	0
600-699 | Year Of Origination 2020 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	49
600-699 | Year Of Origination 2019 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	32
600-699 | Year Of Origination 2019 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	0
600-699 | Year Of Origination 2019 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	68
600-699 | Year Of Origination 2018 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	23
600-699 | Year Of Origination 2018 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	0
600-699 | Year Of Origination 2018 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	41
600-699 | Year Of Origination Prior | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	34
600-699 | Year Of Origination Prior | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	0
600-699 | Year Of Origination Prior | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	63
Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Total	37	35
Less than 600 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	26	11
Less than 600 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	55	70
Less than 600 | Year Of Origination 2022 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	14
Less than 600 | Year Of Origination 2022 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	17
Less than 600 | Year Of Origination 2022 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	0
Less than 600 | Year Of Origination 2021 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	7
Less than 600 | Year Of Origination 2021 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	9
Less than 600 | Year Of Origination 2021 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	10
Less than 600 | Year Of Origination 2020 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	3
Less than 600 | Year Of Origination 2020 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	0
Less than 600 | Year Of Origination 2020 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	13
Less than 600 | Year Of Origination 2019 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	5
Less than 600 | Year Of Origination 2019 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	0
Less than 600 | Year Of Origination 2019 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	11
Less than 600 | Year Of Origination 2018 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	3
Less than 600 | Year Of Origination 2018 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	0
Less than 600 | Year Of Origination 2018 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	5
Less than 600 | Year Of Origination Prior | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	5
Less than 600 | Year Of Origination Prior | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	0
Less than 600 | Year Of Origination Prior | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	16
No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Total	174	166
No score | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	5	2
No score | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Total	16	$ 11
No score | Year Of Origination 2022 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	59
No score | Year Of Origination 2022 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	4
No score | Year Of Origination 2022 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Current fiscal year	0
No score | Year Of Origination 2021 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	28
No score | Year Of Origination 2021 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	1
No score | Year Of Origination 2021 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
One year prior to current fiscal year	1
No score | Year Of Origination 2020 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	18
No score | Year Of Origination 2020 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	0
No score | Year Of Origination 2020 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Two years prior to current fiscal year	5
No score | Year Of Origination 2019 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	26
No score | Year Of Origination 2019 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	0
No score | Year Of Origination 2019 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	2
No score | Year Of Origination 2018 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	17
No score | Year Of Origination 2018 | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	0
No score | Year Of Origination 2018 | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	1
No score | Year Of Origination Prior | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	26
No score | Year Of Origination Prior | Originated | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	0
No score | Year Of Origination Prior | Acquired | Legacy Diamond
Financing Receivable, Recorded Investment [Line Items]
Prior	$ 7