Hotel Management Operating and License Agreements (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) hotel	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Number of operating hotels under franchise agreements | hotel	4
Marketing fees	$ 47	$ 45	$ 26
Employee cost reimbursements	$ 132	$ 117	$ 55
Minimum
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management agreement initial term (in years)	5 years
Management agreements total term including renewal periods (in years)	5 years
Franchise agreements initial term (in years)	13 years
Maximum
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Management agreement initial term (in years)	30 years
Management agreements total term including renewal periods (in years)	70 years
Franchise agreements initial term (in years)	20 years