LEASES - Other Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash paid for amounts included in measurement of lease liabilities
Operating cash flows from operating leases	$ 5,356	$ 5,865
Operating cash flows from finance leases	80	83
Financing cash flows from finance leases	78	65
Right-of-use assets obtained in exchange for lease obligations
Operating leases	8,172	1,092
Finance leases	$ 22	$ 0