Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash flows from operating activities:
Net loss	$ (1,086)	$ (1,027)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	3	4
Amortization of debt discount	36,000	125
Amortization of warrants	65
Stock-based compensation	189	224
Loss on disposal of fixed assets		7
Write-off of deposit on cancelled lease		12
Changes in operating assets and liabilities:
Accounts receivable, net	23	(39)
Prepaid expenses and other current assets	24	(18)
Accounts payable	(84)	(9)
Accrued compensation	(10)	(120)
Other accrued liabilities	440	433
Deferred revenue	99	(168)
Net cash used in operating activities	(301)	(576)
Cash flows from investing activities:
Acquisition of property and equipment	(9)
Net cash used in investing activities	(9)
Cash flows from financing activities:
Proceeds from advances on accounts receivable	33	115
Proceeds from issuance of short-term debt		551
Payment of advances on accounts receivable	(33)	(40)
Net cash provided by financing activities		626
Net increase (decrease) in cash and cash equivalents	(310)	50
Cash and cash equivalents at beginning of period	335	285
Cash and cash equivalents at end of period	25	335
Supplementary disclosure of cash flow information:
Interest paid	3	2
Income taxes paid	1	2
Non-cash financing and investing transactions:
Exchange of accounts receivable advances into secured promissory notes		75
Original issue discount on secured convertible promissory notes		61
Value of warrants issued	$ 211