TIMESHARE FINANCING RECEIVABLES - Schedule of Gross Timeshare Financing Receivables Balances by Average FICO Score (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	$ 1,363		$ 1,244
Total	44
Acquired
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	539		709
Total	94	$ 63
Originated
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	1,983		1,759
Total	55	$ 52
700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	835
600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	304
Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	38
No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	186
2023 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current Fiscal Year	458
2023	0
2023 | 700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current Fiscal Year	290
2023 | 600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current Fiscal Year	100
2023 | Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current Fiscal Year	10
2023 | No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Current Fiscal Year	58
2022 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year before current fiscal year	373
2022	6
2022 | 700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year before current fiscal year	233
2022 | 600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year before current fiscal year	86
2022 | Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year before current fiscal year	11
2022 | No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
One year before current fiscal year	43
2021 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years before current fiscal year	166
2021	10
2021 | 700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years before current fiscal year	102
2021 | 600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years before current fiscal year	38
2021 | Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years before current fiscal year	5
2021 | No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Two years before current fiscal year	21
2020 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	65
2020	5
2020 | 700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	36
2020 | 600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	14
2020 | Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	2
2020 | No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Three years prior to current fiscal year	13
Year of Origination 2019 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	114
2019	8
Year of Origination 2019 | 700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	67
Year of Origination 2019 | 600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	24
Year of Origination 2019 | Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	3
Year of Origination 2019 | No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Four years prior to current fiscal year	20
Year of Origination Prior | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	187
Prior	15
Year of Origination Prior | 700+ | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	107
Year of Origination Prior | 600-699 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	42
Year of Origination Prior | Less than 600 | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	7
Year of Origination Prior | No score | Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Prior	31
Legacy-HGV
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	1,363		1,244
Legacy-HGV | 700+
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	835		763
Legacy-HGV | 600-699
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	304		270
Legacy-HGV | Less than 600
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	38		37
Legacy-HGV | No score
Financing Receivable, Recorded Investment [Line Items]
Timeshare financing receivables, gross	$ 186		$ 174