Restricted Cash - Schedule of Restricted Cash (Details) - USD ($) $ in Millions		Dec. 31, 2021	Dec. 31, 2020
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash		$ 263	$ 98
Escrow deposits on VOI sales
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash		152	69
Reserves related to non-recourse debt
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash	[1]	67	29
Other [Member]
Restricted Cash And Cash Equivalents Items [Line Items]
Restricted cash	[2]	$ 44	$ 0

[1] See Note 15: Debt & Non-recourse Debt for further discussion.

[2] Other restricted cash primarily includes cash collected on behalf of HOAs, deposits related to servicer arrangements and other deposits.