CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 23,385	$ 2,728
Accounts receivable	1,496	1,859
Current portion of notes receivable, net	1,338	1,295
Inventory – equipment	235	104
Other current assets	498	784
Total current assets	26,952	6,770
Non-current portion of notes receivable, net	748	1,366
Equity method investments	2,402	2,516
Right-of-use asset	963	1,483
Property and equipment, net	130	221
Intangible assets, net	3,123	3,392
Goodwill	5,585	5,585
Deferred tax assets	4,402	372
Other assets	250	212
Total assets	44,555	21,917
Current liabilities:
Accounts payable and accrued liabilities	13,609	8,113
Current portion of third party debt		438
Lease liabilities	380	577
Total current liabilities	13,989	9,128
Non-current portion of lease liabilities	623	942
Total liabilities	14,612	10,070
Commitments and contingencies (Note 12)
Stockholders’ equity:
Preferred stock, $10.00 par value, authorized 10,000,000 shares; issued and outstanding 568 Series N shares at December 31, 2020 and December 31, 2019	6	6
Common stock, $0.01 par value, authorized 300,000,000 shares; issued and outstanding 35,281,183 shares at December 31, 2020 and 29,339,101 shares at December 31, 2019	353	293
Additional paid-in capital	293,400	285,099
Accumulated deficit	(263,816)	(273,474)
Accumulated other comprehensive loss		(77)
Total stockholders’ equity	29,943	11,847
Total liabilities and stockholders’ equity	$ 44,555	$ 21,917