PROPERTY AND EQUIPMENT - Property and equipment balances (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Abstract]
Land and land improvements	$ 441	$ 285
Buildings and leasehold improvements	697	482
Furniture, fixtures and other equipment	136	95
Information technology	413	322
Construction in progress	37	68
Property and equipment, gross	1,724	1,252
Accumulated depreciation	(588)	(461)
Property and equipment, net	$ 1,136	$ 791