Annual report pursuant to Section 13 and 15(d)

Stockholders Equity and StockBased Compensation (Details 4)

v3.21.1
Stockholders Equity and StockBased Compensation (Details 4) - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Number of options    
Options outstanding, Beginning of the period 518,551 467,013
Options outstanding, Fraction option shares to options holders due to the one-for-twelve reverse stock split on October 21, 2019   $ 99
Options outstanding, Adjusted beginning of the year   $ 467,112
Options outstanding, Granted 7,634 91,229
Options outstanding, Exercised (6,548) 0
Options outstanding, Forfeited (1,844) (18,180)
Options outstanding, Expired (1,946) (21,610)
Options outstanding, End of the period 515,847 518,551
Options outstanding, options exercisable 466,121 433,678
Weighted Average Exercise Price    
Weighted Average Exercise Price Beginning of the period $ 21.99 $ 32.64
Weighted Average Exercise Price, Fraction option shares to options holders due to the one-for-twelve reverse stock split on October 21, 2019   32.64
Weighted Average Exercise Price, Adjusted beginning of the year   32.64
Weighted Average Exercise Price Stock Options Granted 4.45 4.03
Weighted Average Exercise Price Stock Options Exercised 3.82 0.00
Weighted Average Exercise Price Stock Options Forfeited 10.80 34.34
Weighted Average Exercise Price Stock Options Expired 491.10 167.52
Weighted Average Exercise Price End of the year 20.23 21.99
Weighted Average Exercise Price Options exercisable 21.35 24.19
Weighted Average Grant Date Fair Value    
Weighted Average Fair Value Stock Options Beginning of the period 15.89 23.52
Weighted Average Fair Value Stock Options, Fraction option shares to options holders due to the one-for-twelve reverse stock split on October 21, 2019   23.52
Weighted Average Fair Value Stock Options, Adjusted beginning of the year   23.52
Weighted Average Fair Value Stock Options Granted 3.28 2.74
Weighted Average Fair Value Stock Options Exercised 2.59 0.00
Weighted Average Fair Value Stock Options Forfeited 8.33 25.56
Weighted Average Fair Value Stock Options Expired 384.02 116.81
Weighted Average Fair Value Stock Options End of the year 14.51 15.89
Weighted Average Fair Value Options exercisable $ 15.27 $ 17.39