INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
INCOME TAXES
Income taxes	$ 33,611	$ 23,020
Pre-tax income	$ 159,642	$ 97,153
Effective tax rate	21.10%	23.70%
Unrecognized tax benefits	$ 19,590
Unrecognized tax benefits that, if recognized, would be reflected as a component of income tax expense	16,254
Reasonably possible further reduction in prior years' unrecognized tax benefits during the next twelve months	$ 3,873