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Stock Options and Award Programs (Details 1) - $ / shares
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of Shares, Non-vested Beginning Balance 841,672 1,340,838
Number of Shares, Granted 650,000 180,000
Number of Shares, Cancelled (25,000) (250,000)
Number of Shares, Vested (534,172) (416,666)
Number of shares, Non-vested Ending Balance 932,500 854,172
Weighted Average Grant Date Fair Value, Non-vested Beginning Balance $ 0.8 $ 0.57
Weighted Average Grant Date Fair Value, Granted 0.4 0.7
Weighted Average Grant Date Fair Value, Cancelled 0.72 0.39
Weighted Average Grant Date Fair Value, Vested 0.69 0.27
Weighted Average Grant Date Fair Value, Non-vested Ending Balance $ 0.59 $ 0.8