XML 22 R52.htm IDEA: XBRL DOCUMENT v3.3.0.814
Share-Based Compensation - Restricted Common Stock Awards (Details) - Restricted Common Stock [Member] - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Nonvested outstanding shares beginning balance (in shares)   56,850  
Granted (in shares)   9,268  
Vested (in shares)   (11,085)  
Forfeited (in shares)   (2,005)  
Nonvested outstanding shares ending balance (in shares)   53,028  
Weighted Average Grant Date Fair Value      
Nonvested outstanding shares beginning balance (in dollars per share)   $ 12.68  
Granted (in dollars per share) $ 12.95 10.79 $ 12.68
Vested (in dollars per share)   12.67  
Forfeited (in dollars per share)   12.95  
Nonvested outstanding shares ending balance (in dollars per share)   $ 12.34