Divestiture of Automatic License Plate Recognition Business (Details Narrative) - USD ($) $ in Thousands		9 Months Ended	12 Months Ended
	Jul. 09, 2015	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) from discontinued operation, net of tax			$ 1,081
Discontinued operations assets			420	$ 7,002
License Plate Recognition (TagMaster AB) [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash consideration from sale of business	$ 4,200
Net proceeds from sale of business	$ 3,800
Gain (loss) from discontinued operation, net of tax		$ (1,100)	(1,081)
Discontinued operations assets				$ 3,699
Non-recurring expense			$ 985