RELATIONSHIP WITH MAJOR CUSTOMER - Additional Information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) property	Dec. 31, 2020 USD ($) property	Dec. 31, 2019 USD ($)
Revenue, Major Customer [Line Items]
Revenues	$ 13,857	$ 10,571	$ 20,972
Host Hotels & Resorts Inc
Revenue, Major Customer [Line Items]
Number of properties owned or leased | property	56	59
Revenues	$ 1,192	$ 1,037	$ 2,406