LEASES (Cash flows) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating leases
Noncash change in operating right-of-use assets	$ 11,002	$ 9,784
Change in operating lease liabilities	(11,232)	(9,625)
Operating right-of-use assets and lease liabilities, net	(230)	159
Cash paid for amounts included in the measurement of operating lease liabilities	$ (11,826)	$ (10,815)