RESTRUCTURING, DISPOSAL, AND OTHER EXIT COSTS	9 Months Ended
	Sep. 30, 2022
Restructuring and Related Activities [Abstract]
RESTRUCTURING, DISPOSAL, AND OTHER EXIT COSTS	RESTRUCTURING, DISPOSAL, AND OTHER EXIT COSTSIn response to the reduction in the Company's business volumes as a result of the impact of the COVID-19 pandemic (see Note 1), during the year ended December 31, 2020, the Company took actions at all its brands to reduce the size of its workforce to optimize efficiency and reduce costs. During the nine months ended September 30, 2021, the Company recorded restructuring expenses of $9 million in "Restructuring, disposal, and other exit costs" in the Unaudited Consolidated Statements of Operations.During the nine months ended September 30, 2022, the Company transferred certain customer service operations of Booking.com to Majorel Group Luxembourg S.A. resulting in a loss of $40 million recorded in "Restructuring, disposal, and other exit costs" in the Unaudited Consolidated Statements of Operations.