XML 127 R86.htm IDEA: XBRL DOCUMENT v3.7.0.1
Share-Based Compensation - Restricted Common Stock Awards (Details) - Restricted Stock - $ / shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Number of Shares      
Nonvested outstanding shares at beginning of period (shares) 53,028    
Granted (shares) 54,650    
Vested (shares) (12,438)    
Forfeited (shares) (1,739)    
Nonvested outstanding shares at end of period (shares) 93,501 53,028  
Weighted Average Grant Date Fair Value      
Nonvested outstanding shares at beginning of period (in dollars per share) $ 12.34    
Granted (in dollars per share) 14.10 $ 10.79 $ 12.68
Vested (in dollars per share) 12.38    
Forfeited (in dollars per share) 12.95    
Nonvested outstanding shares at end of period (in dollars per share) $ 13.35 $ 12.34