Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows From Operating Activities:
Net (loss) income	$ (2,307)	$ 1,212
Adjustments to reconcile net (loss) income to cash provided by (used in) operating activities:
Gain on debt forgiveness		(1,769)
Stock based compensation expense	293	289
Depreciation	58	65
Amortization	23	113
Amortization of deferred loan costs	30	30
Amortization of subordinated debt discount	31	78
Non cash interest expense	85	77
Amortization of right of use assets	425	391
Fair value adjustment of stock awards	(62)	240
Loss on disposal of right of use assets		3
Changes in operating assets and liabilities:
Accounts receivable	(692)	(79)
Inventories	(113)	287
Prepaid and other current assets	(15)	(942)
Other assets	8	9
Change in lease liability	(407)	(390)
Accounts payable, accrued compensation, in and other accrued expenses	1,271	512
Net cash (used in) provided by operating activities	(1,372)	126
Cash Flows From Investing Activities:
Purchases of property and equipment	(17)	(8)
Acquisition of licenses	(7)	(55)
Net cash used in investing activities	(24)	(63)
Cash Flows From Financing Activities:
Net borrowing (repayments) of line of credit	1,518	(512)
Proceeds from subordinated convertible debt		700
Proceeds from exercise of stock options		4
Proceeds from exercise of stock warrants		46
Repayments of long-term debt	(35)	(26)
Net cash provided by financing activities	1,483	212
Net increase (decrease) in cash	87	275
Cash, beginning of period	274	69
Cash, end of period	361	344
Supplemental Cash Flow Information:
Cash paid for interest	158	119
Cash paid for income taxes	10	9
Non cash investing and financing activities:
Stock paid to employees in lieu of cash	135	312
Capital expenditures financed by notes payable		276
Conversion of subordinated convertible debt to common stock	62	204
Right of use assets obtained by lease obligations		$ 60