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Equity - Summary Status of DSIT Plan (Details) - $ / shares
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Number of Options, Outstanding at beginning balance 1,812,428 1,401,658
Number of Options, Granted at fair value 687,654 664,103
Number of Options, Exercised [1] (33,938)
Number of Options, Forfeited (135,164) (219,395)
Number of Options, Outstanding at end balance 2,364,918 1,812,428
Number of Options, Exercisable at end of period 1,778,503 1,128,434
Weighted Average Exercise Price, Outstanding at beginning balance $ 4.51 $ 5.49
Weighted Average Exercise Price, Granted at fair value $ 0.75 2.14
Weighted Average Exercise Price, Exercised [1] 2.51
Weighted Average Exercise Price, Forfeited $ 2.91 3.96
Weighted Average Exercise Price, Outstanding at end balance 3.51 4.51
Weighted Average Exercise Price, Exercisable at end of Period $ 4.16 $ 5.56
DSIT Stock Option Plan [Member]    
Number of Options, Outstanding at beginning balance 239,524 243,924
Number of Options, Granted at fair value
Number of Options, Exercised
Number of Options, Forfeited (4,400)
Number of Options, Outstanding at end balance 239,524 239,524
Number of Options, Exercisable at end of period 239,524 101,904
Weighted Average Exercise Price, Outstanding at beginning balance $ 1.67 $ 1.78
Weighted Average Exercise Price, Granted at fair value
Weighted Average Exercise Price, Exercised
Weighted Average Exercise Price, Forfeited $ 2.41
Weighted Average Exercise Price, Outstanding at end balance $ 1.65 1.67
Weighted Average Exercise Price, Exercisable at end of Period $ 1.65 $ 1.45
[1] All shares issued in connection with option exercises were newly issued shares.