Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net loss	$ (813)	$ (812)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	49	3
Debt discount amortization	30	100
Loss on disposal of fixed assets		8
Stock-based compensation	144	143
Changes in operating assets and liabilities:
Accounts receivable, net	23	(27)
Prepaid expenses and other current assets	10	(27)
Accounts payable	(31)	11
Accrued compensation	(9)	(61)
Other accrued and long-term liabilities	332	305
Deferred revenue	(24)	(44)
Net cash used in operating activities	(289)	(401)
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 issuance of short-term debt		320
Payment on short-term debt		(40)
Net cash provided by financing activities		280
Net decrease in cash and cash equivalents	(298)	(121)
Cash and cash equivalents at beginning of period	335	285
Cash and cash equivalents at end of period	37	164
Supplementary disclosure of cash flow information:
Interest paid	1	2
Income tax paid	1	2
Non-cash financing and investing transactions:
Value of warrants issued on other long-term liabilities	212
Original issue discount on secured convertible promissory notes		$ 64