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Stock-Based Compensation - Additional Information (Details)
$ / shares in Units, $ in Millions
3 Months Ended
Dec. 31, 2020
USD ($)
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Nonqualified stock options unvested and outstanding 38,800
Restricted Stock Units (RSUs)  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Share unvested and outstanding 315,375
Restricted Stock Units (RSUs) | 2014 Long Term Incentive Plan  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Shares issued 154,950
Weighted average grant date fair value of the restricted stock | $ / shares $ 6.52
Grant date fair value of restricted stock | $ $ 1.0
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 | $ $ 3.1
Expected period for recognition of unrecognized compensation expense 3 years 2 months 12 days
Restricted Stock Awards  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Unrecognized compensation expense | $ $ 0.7
Expected period for recognition of unrecognized compensation expense 1 year 1 month 6 days
Share unvested and outstanding 53,472