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Convertible Preferred Stock and Warrants (Details Textual) - USD ($) |  |  |  | 1 Months Ended | 4 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 03, 2015 | Oct. 15, 2015 | Aug. 20, 2014 | Dec. 21, 2015 | Feb. 28, 2015 | Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Oct. 10, 2014
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Gross proceeds from the issuance of convertible preferred stock |  |  |  |  |  |  | $ 265,000 | $ 4,565,000 |
Decrease in fair value of warrant liability |  |  |  |  |  |  | $ (1,081,000) | $ (1,127,000) |
Convertible preferred stock, shares issued upon conversion |  |  |  |  | 265,000 |  |  |  |
Common stock, shares outstanding |  |  |  |  |  | 46,218 | 64,224 | 46,218 |
Investor [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Common stock, shares outstanding |  |  |  |  |  |  | 87,204 |  |
Wireless Ronin Technologies Inc [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Issuance of warrants to purchase common shares |  |  |  |  |  |  | 2,800,000 |  |
Business combination, purchase price |  |  |  |  |  |  |  | $ 6,500,000 |
Exercise price of warrants |  |  |  |  |  | $ 0.50 |  | $ 0.50 |
Wireless Ronin Technologies Inc [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Exercise price of warrants |  |  |  |  |  |  | $ 83.37 |  |
Wireless Ronin Technologies Inc [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Exercise price of warrants |  |  |  |  |  |  | 0.70 |  |
Series A Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Share price |  |  | $ 0.63 |  |  |  |  |  |
Business acquisition, share price |  |  | $ 1.00 |  | $ 1.00 |  |  |  |
Gross proceeds from the issuance of convertible preferred stock |  |  |  |  | $ 300,000 |  |  |  |
Net proceeds from the issuance of convertible preferred stock |  |  | $ 4,600,000 |  | $ 265 |  |  |  |
Preferred stock, dividend rate |  |  | 6.00% |  |  |  |  |  |
Convertible preferred stock, Terms of conversion |  |  | The convertible preferred stock contains a beneficial conversion feature based on the conversion price of $0.40 per share compared to the price at closing of $0.63 per share. |  | The convertible preferred stock issued in February 2015 contained a beneficial conversion feature based on the conversion price per share of $0.29 per share compared to the price on the date of issuance of $0.34. |  |  |  |
Temporary equity |  |  |  |  |  |  |  |  | $ 1,200,000
Issuance of series A convertible preferred stock |  |  | 5,190,000 |  | 265,000 |  |  |  |
Issuance of warrants to purchase common shares |  |  | 6,487,500 |  | 331,250 |  |  |  |
Conversion price | $ 0.255 |  | $ 0.255 |  |  |  |  |  |
Convertible preferred stock beneficial conversion feature |  |  | $ 1,100,000 |  | $ 30,000 |  |  | $ 1,100,000 |
Exercise price of warrants |  |  | $ 0.37 |  | $ 0.50 |  |  |  |
Term of warrants |  |  | 5 years |  | 5 years |  |  |  |
Preferred stock is classified as temporary equity |  |  | $ 1,500,000 |  |  |  |  |  |
Convertible preferred stock, shares issued upon conversion | 77,174 |  |  |  |  |  |  |  |
Conversion of common stock, shares | 260,000 |  |  |  |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Warrants surrendered by warrant holder |  |  |  | 1,515,152 |  |  |  |  |
Fair value of warrants surrendered by warrant holder |  |  |  | $ 272,000 |  |  |  |  |
Shares issued in exchanges for warrants, shares |  |  |  | 975,000 |  |  |  |  |
Common Stock [Member] | Wireless Ronin Technologies Inc [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Issuance of warrants to purchase common shares |  |  |  |  |  |  |  | 500,000 |
Series A-1 Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Shares issued for the acquisition of Conexus merger |  | 1,664,000 |  |  |  |  |  |  |
Business acquisition, share price |  | $ 1 |  |  |  |  |  |  |
Warrant [Member] |  |  |  |  |  |  |  |  |
Convertible Preferred Stock and Warrants (Textual) |  |  |  |  |  |  |  |  |
Share price |  |  | $ 0.37 |  |  |  |  |  |
Issuance of warrants to purchase common shares |  |  | 6,487,500 |  |  |  |  |  |
Exercise price of warrants |  |  |  |  |  | $ 0.40 | $ 0.25 | $ 0.40 |
Term of warrants |  |  | 5 years |  |  |  |  |  |
Fair value of the warrants |  |  | $ 3,000,000 |  |  |  |  | $ 1,900,000 |
Changing value of warrant during the period |  |  |  |  |  | $ 1,100,000 | $ 1,100,000 |  |

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