STOCKHOLDERS' EQUITY - Stock Repurchases (Details) - USD ($) shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jun. 15, 2020
Equity [Abstract]
Repurchases unsettled (in shares)	(432)	(278)	(333)
Stock Repurchase Program, Remaining Authorized Repurchase Amount [Roll Forward]
Authorization remaining, beginning of period	$ 37,726,000	$ 45,484,000	$ 6,620,000
Authorizations	38,467,000	20,516,000	60,000,000
Repurchases	(53,610,000)	(28,274,000)	(21,136,000)
Authorization remaining, end of period	$ 22,583,000	$ 37,726,000	$ 45,484,000
Stock repurchase program, authorized amount				$ 60,000,000