XML 80 R69.htm IDEA: XBRL DOCUMENT v3.10.0.1
Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Jan. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares Paid for Tax Withholding for Share Based Compensation 83,988 64,276  
Tax withholding for share-based compensation $ 1,000 $ 600  
Proceeds from stock option plan transactions 662 2,972 [1]  
Employee contributions 289 380 [1]  
Total intrinsic value of all options exercised 300 400  
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation cost nonvested awards $ 6,400    
Weighted average period, unrecognized compensation cost, nonvested awards 3 years 1 month 6 days    
Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation cost nonvested restricted stock units $ 9,900    
Weighted average period, unrecognized compensation cost, nonvested awards 2 years    
The 2018 Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized     1,500,000
Number of shares available for future grants 297,885    
The 2018 Plan | Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 4 years    
Expiration period 7 years    
The Purchase Plan | The Purchase Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of continuous days of service 90 days    
Number of hours per week employed 20 hours    
Percent of market value 85.00%    
Offering period 3 months    
Employee contributions $ 300 $ 400  
Common shares issued to employees 33,706 45,718  
Shares available for future issuance 281,870    
Director | The 2018 Plan | Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 1 year    
Executives and Employees | The 2018 Plan | Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period 4 years    
[1] Prior period information has been restated for the adoption of ASU No. 2014-09, “Revenue from Contracts with Customers (Topic 606),” which we adopted on October 1, 2018.