STOCKHOLDERS' EQUITY (Details) - USD ($) shares in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Equity [Abstract]
Stock repurchase program, authorized amount	$ 600,000,000.0
Repurchase of common stock (in shares)	1.2	0.3	0.8
Repurchases of common stock	$ 74,844,000	$ 21,390,000	$ 45,080,000
Stock repurchase program, remaining authorized repurchase amount	$ 209,900,000