INCOME TAXES (Income before Provision for Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income before provision for income taxes:
United States	$ 128,498	$ 100,411	$ 65,370
Foreign	404,894	278,068	234,156
Income before provision for income taxes	$ 533,392	$ 378,479	$ 299,526