OTHER ASSETS - Deferred Financing Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Definite-lived assets	$ 7,140	$ 12,132	$ 1,240
Deferred financing expense	4,866	3,189	2,333
Software costs	6,325	3,447	1,091
Total	$ 18,331	$ 18,768	$ 4,664