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Stock-Based Compensation - Additional Information (Details)
$ / shares in Units, $ in Millions
6 Months Ended
Mar. 31, 2020
USD ($)
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Nonqualified stock options unvested and outstanding 103,100
Restricted Stock Units (RSUs)  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Share unvested and outstanding 265,220
Restricted Stock Units (RSUs) | 2014 Long Term Incentive Plan  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Shares issued 166,250
Weighted average grant date fair value of the restricted stock | $ / shares $ 14.58
Grant date fair value of restricted stock | $ $ 2.4
Restricted stock restriction period 4 years
Restricted stock units vesting rights Each RSU represents a contingent right to receive one share of the Company’s common stock upon vesting.
Unrecognized compensation expense | $ $ 2.5
Expected period for recognition of unrecognized compensation expense 3 years 1 month 6 days
Restricted Stock Awards  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Unrecognized compensation expense | $ $ 1.5
Expected period for recognition of unrecognized compensation expense 1 year 7 months 6 days
Share unvested and outstanding 125,849