INCOME TAXES - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Taxes:
REIT Taxable income distributed	100.00%
Income tax expense (benefit) for income and losses attributable to TRSs	$ (28,423)	$ (10,835)	$ (2,375)
Taxable REIT Subsidiary
Income Taxes:
Income tax expense (benefit) for income and losses attributable to TRSs	$ (28,400)	$ (10,800)	$ (2,400)