INCOME TAXES (Income Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Differences between total income tax expense and the amount computed by applying the statutory federal income tax rate to income before income taxes
Statutory rate applied to pre-tax income	$ 124,492	$ 68,250	$ 55,448
State and local income taxes, net of federal tax benefit	12,904	4,005	6,148
Excess tax benefits resulting from exercises of stock-based compensation	(2,500)	(4,681)	(2,471)
Resolution and settlements to uncertain tax positions	(350)	577	(4,146)
Foreign Derived Intangible Income Deduction	(13,356)	(2,197)	(1,267)
Foreign rate variance	5,020	2,131	85
Valuation allowances	(4,547)	(4,209)	4,753
Research and development credit	(6,800)	(5,300)	(4,400)
Pension plan termination adjustment	0	(14,711)	0
U.S. tax cost (benefit) of foreign source income	783	3,488	269
Other	4,957	1,065	3,477
Total	$ 120,603	$ 48,418	$ 57,896
Effective tax rate	20.30%	14.90%	21.90%
Total income tax payments, net of refunds	$ 151,818	$ 87,288	$ 59,360