XML 86 R71.htm IDEA: XBRL DOCUMENT v3.3.1.900
Stockholders' Equity - Activity of Restricted Stock (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Number of Unvested Shares    
Beginning balance (in shares) 530,250 339,660
Granted (in shares) 334,000 303,000
Vested (in shares) (168,750) (77,910)
Forfeitures (in shares) (25,875) (34,500)
Ending balance (in shares) 669,625 530,250
Weighted Average Grant Date Fair Value    
Beginning balance (in dollars per share) $ 1.34 $ 1.32
Granted (in dollars per share) 1.12 1.40
Vested (in dollars per share) 1.33 1.27
Forfeitures (in dollars per share) 1.35 1.26
Ending balance (in dollars per share) $ 1.23 $ 1.34
Aggregate Value of Unvested Shares    
Beginning balance $ 710,535 $ 429,139
Granted 374,080 424,200
Vested (224,438) (99,334)
Forfeitures (35,018) (43,470)
Ending balance $ 825,159 $ 710,535