Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net loss	$ (361)	$ (550)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	3	309
Debt discount amortization		2
Warrant issued for services		16
Stock-based compensation	54	69
Forgiveness of debt related to Paycheck Protection Program plus accrued interest	(125)
Forgiveness of debt related to accounts payable		(425)
Changes in operating assets and liabilities:
Accounts receivable, net	(28)	(2)
Prepaid expenses and other current assets	(2)	(9)
Accounts payable	49	(291)
Accrued compensation	(5)	8
Other accrued and long-term liabilities	353	339
Deferred revenue	124	(72)
Net cash provided by (used) in operating activities	62	(606)
Cash flows from investing activities:
Acquisition of property and equipment	(3)
Net cash used in investing activities	(3)
Cash flows from financing activities:
Proceeds from the issuance of short-term debt -related party	211	183
Proceeds from the issuance of short-term debt -other	45	300
Proceeds from the issuance of long-term debt –Paycheck Protection Program		123
Payment on short term debt - related party	(133)
Payment on short term debt - other	(100)
Net cash provided by financing activities	23	606
Net decrease in cash and cash equivalents	82
Cash and cash equivalents at beginning of period	26	25
Cash and cash equivalents at end of period	108	25
Supplementary disclosure of cash flow information:
Interest paid	22	6
Income tax paid	1	1
Non-cash financing and investing transactions:
Value of warrants issued on other long-term liabilities	15
Settlement of accounts payable for issuance of short-term debt and long-term debt, other	$ 279	$ 130