Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Additional Information (Detail)

v3.4.0.3
Stock-Based Compensation - Additional Information (Detail) - USD ($)
3 Months Ended 35 Months Ended
May. 31, 2013
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
May. 12, 2016
Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock reserved for future issuance   542,602   542,602    
Common stock, issued   16,012,000   16,012,000   15,964,000
Options, issued   0        
Options, exercised   0        
Options, forfeited   500        
Options, vested   0        
Options, expired   0        
Options outstanding, intrinsic value   $ 0   $ 0    
Stock-based compensation expense   $ 430,000 $ 534,000      
2013 Plan | Subsequent Event | Amendment Three            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Maximum shares issuable under the plan         1,100,000  
2013 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock reserved for future issuance   233,985   233,985    
Common stock, issued     600,000      
Stock awards vesting periods 3 years          
Shares awarded for incentive compensation   83,115        
2013 Plan | Stock Options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Options awarded, outstanding under the Plan   2,000   2,000    
2013 Plan | Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Restricted shares, cumulative awards under the Plan       282,400    
2013 Plan | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock options exercise price, percentage 100.00%          
2013 Plan | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Grant Expiration Date 10 years          
2003 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares of common stock vested and exercisable     28,983      
Common stock reserved for future issuance     28,983