Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash Flows Used in Operating Activities:
Net loss	$ (3,766)	$ (11,978)
Adjustments to reconcile net loss to net cash used in operating activities:
Share based compensation	8	765
Impairment of intangibles and other assets		1,116
Amortization of intangibles		70
Amortization of debt issuance costs	400	360
Amortization of debt discount	439
Depreciation		12
Non-cash interest expense	935	326
Bad debt expense		32
Gain on termination of lease		(7)
Loss on disposal of fixed assets		60
Write-off of obsolete of inventory		26
Changes in operating assets and liabilities:
Accounts receivable		16
Inventory		(240)
Prepaid expenses and other assets	370	(239)
Accounts payable	854	1,133
Accrued expenses	172	(166)
Due to related party		(24)
Net Cash Used in Operating Activities	(588)	(8,738)
Cash Flows Provided by Financing Activities:
Repurchase of Series F Preferred stock		(100)
Proceeds from issuance of notes payable	653	5,677
Notes payable issuance costs	(114)	(707)
Net Cash Provided by Financing Activities	539	4,870
Net decrease in cash	(49)	(3,868)
Cash – Beginning of Period	50	3,918
Cash - End of Period	1	50
Non-cash Investing and Financing Activities:
Issuance of common stock for conversion of Series E Preferred	23	4
Issuance of warrants	294
Accrued dividends	1,540	1,505
Beneficial conversion feature	$ 95