Timeshare Financing Receivables - Timeshare financing receivables (Parenthetical) (Details) - USD ($) $ in Millions		Dec. 31, 2021	Dec. 31, 2020
Originated
Financing Receivable, Allowance for Credit Loss [Line Items]
Unamortized non-credit acquisition preminum		$ 97	$ 0	[1],[2]
Acquired
Financing Receivable, Allowance for Credit Loss [Line Items]
Unamortized non-credit acquisition preminum	[1],[2]	$ 74	$ 0

[1] A non-credit premium of $97 million was recognized at the Acquisition Date. $74 million of this premium remains unamortized as of December 31, 2021.

[2] Acquired timeshare financing receivables include all timeshare financing receivables of Legacy-Diamond as of the Acquisition Date. Originated timeshare financing receivables include all Legacy-HGV timeshare financing receivables and Legacy-Diamond timeshare financing receivables originated after the Acquisition Date.