OTHER INCOME (EXPENSE), NET (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Other Income and Expenses [Abstract]
Gain on deconsolidation of net assets of Medici Land Governance, Inc.	$ 10,741	$ 0
Unrealized loss on equity securities and marketable securities	44	543
Impairment of equity securities	0	2,958
Impairment of notes receivable	(15)	(1,237)
Impairment of equity securities	(90)	(977)
Other	(1,529)	(618)
Gain on deconsolidation of net assets of Medici Land Governance, Inc.	(2,468)	(1,025)
Total other income (expense), net	$ 6,683	$ (6,272)