LEASES (statement of position location and lease cost) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating lease right-of-use assets	$ 55,257	$ 55,367
Operating lease liabilities	$ 59,756	$ 59,343
Operating Lease, Weighted Average Remaining Lease Term	5 years 6 months	5 years 9 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent	2.80%	3.30%
Operating Lease, Cost	$ 17,541	$ 17,337	$ 15,388
Short-term Lease, Cost	100	97	327
Variable Lease, Cost	2,584	2,778	2,396
Sublease Income	904	946	925
Lease, Cost	$ 19,321	$ 19,266	$ 17,186