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LEASES - Future Minimum Lease Payments (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Operating leases
Remainder of 2020	$ 5,186
Year one	20,048	$ 10,290
Year two	16,699	9,468
Year three	13,999	7,665
Year four	7,416	7,067
Year five and beyond	16,796
Year five		5,303
Year six and beyond		15,738
Total lease payments	80,144	55,531
Less: interest	(11,059)	(10,610)
Present value of lease liabilities	69,085	44,921
Finance leases
Remainder of 2020	355
Year one	1,189	1,644
Year two	593	1,159
Year three	73	581
Year four	0	0
Year five and beyond	0
Year five		0
Year six and beyond		0
Total lease payments	2,210	3,384
Less: interest	(113)	(235)
Present value of lease liabilities	$ 2,097	$ 3,149

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