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Unsecured Promissory Notes and Warrants (Details Narrative) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended		9 Months Ended
	Mar. 30, 2018	Jun. 30, 2016	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Number of warrants issued to purchase of shares of common stock			456,666		456,666
Loss on extinguishment of debt					$ (199)
Amortization of debt discount					34	84
Interest expense			$ 32	88	146	218
Lambda Investors, LLC [Member]
Due to related party							$ 300
Lambda [Member]
Interest expense related party				8	8	24
Entities Controlled by Member of Management [Member]
Due to related party							$ 30
Interest expense related party				1	1	3
Note and Warrant Agreement [Member]
Gross proceeds from unsecured promissory notes and warrants		$ 1,187
Percentage of accrued interest rate per annum		11.00%
Proceeds from warrants		$ 393
Debt issuance costs		$ 9
Amortization of debt discount				30	34	84
Interest expense				$ 33	$ 30	$ 99
Note and Warrant Agreement [Member] \| Investors [Member]
Number of warrants issued to purchase of shares of common stock		2,400,000
Secured Note Agreement [Member]
Accrued interest	$ 43
Loss on extinguishment of debt	199
Secured Note Agreement [Member] \| Noteholders [Member]
Interest paid	$ 195