CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
REVENUES, NET	$ 20,610	$ 23,167
COST OF GOODS SOLD	3,312	2,248
GROSS PROFIT	17,298	20,919
OPERATING EXPENSES
Research and development	4,110	2,408
Selling	5,878	4,865
General and administrative	13,438	13,678
Total operating expenses	23,426	20,951
LOSS FROM OPERATIONS	(6,128)	(32)
OTHER INCOME (EXPENSE)
Loss on debt extinguishment, net	(365)	(1,425)
Change in fair value of warrant derivative liabilities	(432)	392
Change in fair value of conversion feature derivative, notes payable	(1,906)	112
Net gain on investment in marketable securities		7,672
Net loss on equity method investment	(2,733)	(2,060)
Foreign exchange gain (loss)	(2,017)	1,502
Interest and other income	761	801
Interest expense	(3,101)	(5,989)
Total other income (expense)	(9,793)	1,005
INCOME (LOSS) BEFORE INCOME TAXES	(15,921)	973
INCOME TAXES (BENEFIT)	25	(381)
NET INCOME (LOSS)	(15,946)	1,354
COMPONENTS OF OTHER COMPREHENSIVE INCOME (LOSS)
Unrealized gain (loss) on debt securities available for sale (net of tax)	(1,766)	1,280
Foreign currency translation adjustments	367	(57)
Other comprehensive income (loss)	(1,399)	1,223
COMPREHENSIVE INCOME (LOSS)	$ (17,345)	$ 2,577
EARNINGS (NET LOSS) PER COMMON SHARE - BASIC and DILUTED	$ (320)	$ 30.00
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING	49,253,156	48,897,004