XML 46 R34.htm IDEA: XBRL DOCUMENT v3.7.0.1
Stockholders' Equity - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Mar. 10, 2017
Jun. 17, 2015
Jan. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Sep. 30, 2015
Sep. 30, 2016
Mar. 09, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Unrecognized compensation expense       $ 11,200   $ 11,200        
Weighted average period for unrecognized compensation expense expected to be recognized (in years)           2 years 4 months 24 days        
Purchase of common stock (in shares)       3,080,382   3,080,382     3,015,374  
Recognized compensation expense       $ 1,223 $ 1,172 $ 2,308 $ 2,161      
Total intrinsic value of options exercised           $ 32 300      
Weighted average fair value of options granted (in dollars per share)           $ 3.98        
Aggregate intrinsic value of options outstanding       10,000 11,900 $ 10,000 11,900      
Percentage of earnout shares vest and eligible for resale (as a percent)           12.50%        
Percentage of remaining earnout shares vest and eligible for resale (as a percent)           87.50%        
Earnout shares                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Recognized compensation expense       74 74 $ 147 147      
Common stock trading period (in days)           10 days        
IDchecker                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Common stock issued during acquisition (in shares)   712,790                
Business combination, paid earnout shares issued (in shares)     137,306         137,306 55,297  
IDchecker | Closing shares                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Recognized compensation expense       300 300 $ 600 600      
Unrecognized compensation expense       $ 600   $ 600        
Common stock issued during acquisition (in shares)   712,790                
Vesting period of shares received (in months)   27 months                
Minimum                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Performance units, threshold for partial vesting (in dollars per share) $ 16.00                  
RSUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Weighted average period for unrecognized compensation expense expected to be recognized (in years)           2 years 10 months 24 days        
RSUs outstanding (in shares)       2,356,115   2,356,115     2,046,169  
Recognized compensation expense       $ 900 900 $ 1,800 1,400      
Unrecognized compensation expense       9,400   $ 9,400        
Stock options                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Weighted average period for unrecognized compensation expense expected to be recognized (in years)           1 year 10 months 24 days        
Recognized compensation expense       200 $ 300 $ 500 $ 800      
Unrecognized compensation expense       $ 1,800   $ 1,800        
2012 Plan                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Common stock reserved for issuance (in shares) 9,500,000                 6,000,000
Purchase of common stock (in shares)       1,981,654   1,981,654        
Number of common stock reserved for future grants (in shares)       3,421,185   3,421,185        
2012 Plan | RSUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
RSUs outstanding (in shares)       1,812,730   1,812,730        
2012 Plan | Performance RSUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
RSUs outstanding (in shares)       1,300,000   1,300,000        
Recognized compensation expense       $ 30   $ 30        
Senior executive long-term incentive restricted stock units granted (in shares) 1,300,000                  
Performance measurement period (in days) 25 days                  
Target stock price for full vesting (in dollars per share)       $ 20.00   $ 20.00        
Percent of RSUs converting into unrestricted shares (as a percent) 50.00%                  
RSU conversion ratio 1                  
Percent of RSUs vesting pending continued employment (as a percent) 50.00%                  
RSUs vesting pending participants' continued employment, required employment period (in years) 1 year                  
Fair value assumptions, average stock price, measurement period (in days)           20 days        
Aggregate fair value estimate of senior executive performance RSUs       $ 1,700   $ 1,700        
2012 Plan | Performance RSUs | Minimum                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Performance units, threshold for partial vesting (in dollars per share) $ 16.00                  
Vesting percentage if stock price underperforms Russell 2000 index (as a percent) 25.00%                  
Vesting percentage if stock price outperforms Russell 2000 index (as a percent) 50.00%                  
2012 Plan | Performance RSUs | Maximum                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Performance units, threshold for partial vesting (in dollars per share) $ 20.00                  
Vesting percentage if stock price underperforms Russell 2000 index (as a percent) 50.00%                  
Vesting percentage if stock price outperforms Russell 2000 index (as a percent) 100.00%                  
Prior Plans                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Purchase of common stock (in shares)       1,098,728   1,098,728        
Director Plan                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Number of common stock reserved for future grants (in shares)       531,786   531,786        
Director Plan | RSUs                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Common stock reserved for issuance (in shares) 1,500,000                 1,000,000
Purchase of common stock (in shares)       543,385   543,385