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Share Based Compensation (Additional Information) (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Exercise period     5 years 5 months 1 day 5 years 29 days
Options exercised intrinsic value     $ 308,000  
Stock Options Granted, Net of Forfeitures     21,245  
2015 Omnibus Stock Plan        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share Based Compensation Arrangement By Share Based Payment Award Description     The Company’s Omnibus Incentive Plan was approved on May 6, 2015 and provides for the granting of non-qualifying stock options to the Company’s directors, and incentive and non-qualifying stock options, stock appreciation rights, restricted stock grants, RSU’s and performance awards to selected key employees on a periodic basis at the discretion of the board.  
Common stock, shares authorizes 1,500,000   1,500,000  
Common stock, shares available for issuance 1,500,000   1,500,000  
Term of share based compensation plan     10 years  
Minimum grant price percentage     100.00%  
2015 Omnibus Stock Plan | Maximum        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Exercise period     10 years  
Stock Options and Restricted Stock Units        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Recognized Compensation expense $ 400,000 $ 400,000    
Stock Option        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Unrecognized Compensation expense 300,000   $ 300,000  
Expected cost recognition weighted average period     2 years 2 months 12 days  
Options exercised intrinsic value     $ 300,000 $ 100,000
Fair value of shares vested     $ 200,000 $ 200,000
Stock Options Granted     21,245  
Vesting period     3 years  
Restricted Stock        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Unrecognized Compensation expense $ 4,800,000   $ 4,800,000  
Expected cost recognition weighted average period     3 years 6 months  
Stock Options Granted     79,860  
Vesting period     5 years