REVENUE - Loyalty Program (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Change in Contract with Customer, Liability [Roll Forward]
Balance – January 1	$ 142,480
Balance – March 31	132,279
Loyalty Program Liabilities
Change in Contract with Customer, Liability [Roll Forward]
Balance – January 1	19,718	$ 22,069
Loyalty Points Earned	1,819	857
Loyalty Points Redeemed	(4,163)	(2,152)
Balance – March 31	$ 17,374	$ 20,774