LEASES Operating Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Leases [Abstract]
Fixed lease costs	$ 18,250
Short-term lease costs	1,291
Variable lease costs	5,554
Lease, Cost	$ 25,095
Operating lease rent expense		$ 14,900	$ 14,700