Annual report pursuant to Section 13 and 15(d)

Convertible Notes (Details Narrative)

Convertible Notes (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands										1 Months Ended	12 Months Ended
	Apr. 11, 2017	Apr. 03, 2017	Mar. 20, 2017	Mar. 17, 2017	Feb. 13, 2017	Jun. 07, 2016	Aug. 05, 2015	Oct. 31, 2014	Sep. 08, 2014	Oct. 31, 2014	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Principle amount											$ 5,000	$ 5,000
Amortized using the effective interest method											$ 4,562	4,921
Exercise price (in dollars per share)											$ 8.45
Accrued interest											$ 961	343
Amortization of debt discount											$ 360	54	$ 909
Warrants [Member]
Increase in derivaltive liabilities													600
Exercise price (in dollars per share)	$ 6.00	$ 0.0034375	$ 3.00	$ 6.00	$ 3.00	$ 6.00
Number of warrants exercised	12,500	43,636	226,068	2,500	25,119	30,000					1,461,744
Number of common shares issued in exercise of warrant	8,315	43,628	192,666	2,500	19,349	15,203					1,175,796
Warrants [Member]
Number of warrants issued							251,187	220,268		220,268				220,268
Exercise price (in dollars per share)							$ 3.00	$ 3.00		$ 3.00				$ 3.00
Derivative liabilities reclassified additional paid -in capital							$ 900
August 2015 Public Offerings [Member] \| Warrants [Member]
Number of warrants issued							660,000
Exercise price (in dollars per share)							$ 6.00
11% Convertible Notes [Member] \| Interstate Battery System International, Inc. [Member]
Principle amount											$ 5,000
Convertible note interest rate											11.00%
Amortized period											3 years
Amortized using the effective interest method											$ 4,975
Effective interest rate											184.75%
Percentage of discount on convertible note exceeds face value											99.00%
Maturity date											May 25, 2019
Interest amount											$ 600	300
Conversion price (in dollars per share)											$ 7.12
Amortization of debt discount											$ 400	100
Amortization of the deferred financing costs											$ 48	$ 27
6% Convertible Notes [Member] \| National Securities Corporation (Placement Agent) [Member]
Placement agent fee									$ 600
Number of warrants issued											251,187
Exercise price (in dollars per share)											$ 3.00
6% Convertible Notes [Member] \| August 2015 Public Offerings [Member]
Principle amount							$ 6,000
Interest amount							$ 300
Number of converted shares							2,511,871
Conversion price (in dollars per share)							$ 2.50
Fair value of the embedded conversion							$ 6,000
Increase in derivaltive liabilities													5,200
Accredited Investor [Member] \| 6% Convertible Notes [Member] \| Private Placement [Member]
Conversion price (in dollars per share)								$ 2.50		$ 2.50
Percentage of debt default								12.00%
Securities Purchase Agreement [Member] \| Accredited Investor [Member]
Principle amount								$ 6,000		$ 6,000
Fair value of the embedded conversion								$ 212		212
Securities Purchase Agreement [Member] \| Accredited Investor [Member] \| 6% Convertible Notes [Member]
Principle amount														$ 6,000
Amortized using the effective interest method													$ 900	(909)
Maturity date								Dec. 31, 2015
Fair value of the embedded conversion								$ 212		212				$ 1,109
Securities Purchase Agreement [Member] \| Accredited Investor [Member] \| 6% Convertible Notes [Member] \| August 2015 Public Offerings [Member]
Offering costs										$ 800