LEASES - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 17,060	$ 15,874
Operating cash flows from finance leases	1,089	877
Financing cash flows from finance leases	3,678	3,365
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	19,255	11,673
Finance leases	$ 3,356	$ 12,401