Timeshare Financing Receivables - Past Due Financing Receivables (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Legacy-HGV
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivable not accruing interest	$ 71	$ 83
Timeshare financing receivables, gross	1,201	1,152
Legacy-HGV | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	1,114	1,057
Legacy-HGV | 31 - 90 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	16	12
Legacy-HGV | 91 - 120 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	5	4
Legacy-HGV | 121 days and greater past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	66	79
Legacy-Diamond
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivable not accruing interest	400	369
Timeshare financing receivables, gross	1,257	1,283
Legacy-Diamond | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	824	881
Legacy-Diamond | 31 - 90 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	33	33
Legacy-Diamond | 91 - 120 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	10	11
Legacy-Diamond | 121 days and greater past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	390	358
Securitized | Legacy-HGV
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	698	579
Securitized | Legacy-HGV | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	687	569
Securitized | Legacy-HGV | 31 - 90 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	8	6
Securitized | Legacy-HGV | 91 - 120 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	2	2
Securitized | Legacy-HGV | 121 days and greater past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	1	2
Securitized | Legacy-Diamond
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	521	531
Securitized | Legacy-Diamond | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	483	496
Securitized | Legacy-Diamond | 31 - 90 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	17	15
Securitized | Legacy-Diamond | 91 - 120 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	5	6
Securitized | Legacy-Diamond | 121 days and greater past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	16	14
Unsecuritized | Legacy-HGV
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	503	573
Unsecuritized | Legacy-HGV | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	427	488
Unsecuritized | Legacy-HGV | 31 - 90 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	8	6
Unsecuritized | Legacy-HGV | 91 - 120 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	3	2
Unsecuritized | Legacy-HGV | 121 days and greater past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	65	77
Unsecuritized | Legacy-Diamond
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	736	752
Unsecuritized | Legacy-Diamond | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	341	385
Unsecuritized | Legacy-Diamond | 31 - 90 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	16	18
Unsecuritized | Legacy-Diamond | 91 - 120 days past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	5	5
Unsecuritized | Legacy-Diamond | 121 days and greater past due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Timeshare financing receivables, gross	$ 374	$ 344