Securities Purchase Agreement for Common Stock	12 Months Ended
Dec. 31, 2014
Securities Purchase Agreement Disclosure [Abstract]
Securities Purchase Agreement Disclosure [Text Block]	14. Securities Purchase Agreement for Common Stock On June 27, 2014, the Company entered into a Securities Purchase Agreement (the “SPA”) with Retop Industrial (Hong Kong) Limited (“Retop”), pursuant to which Retop purchased 333,333 shares of the Company’s Common Stock, par value $0.001 per share, for a purchase price of $2,000,000 (the “Purchase”). The SPA requires that the proceeds of the Purchase are to be utilized solely in connection with the Company’s LED display business unit, including for working capital and general corporate purposes related thereto. In connection with the SPA, the Company issued warrants to purchase 33,333 shares of the Company’s Common Stock to Retop at an exercise price of $8.00 per share, which expire on June 27, 2016.

Securities Purchase Agreement for Common Stock

12 Months Ended

Dec. 31, 2014

Securities Purchase Agreement Disclosure [Abstract]

Securities Purchase Agreement Disclosure [Text Block]

14. Securities Purchase Agreement for Common Stock

On June 27, 2014, the Company entered into a Securities Purchase Agreement (the “SPA”) with Retop Industrial (Hong Kong) Limited (“Retop”), pursuant to which Retop purchased 333,333 shares of the Company’s Common Stock, par value $0.001 per share, for a purchase price of $2,000,000 (the “Purchase”). The SPA requires that the proceeds of the Purchase are to be utilized solely in connection with the Company’s LED display business unit, including for working capital and general corporate purposes related thereto. In connection with the SPA, the Company issued warrants to purchase 33,333 shares of the Company’s Common Stock to Retop at an exercise price of $8.00 per share, which expire on June 27, 2016.