Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Stock Option Activity (Details)

v3.21.1
Stock-Based Compensation - Summary of Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Mar. 31, 2021
Sep. 30, 2020
Sep. 30, 2019
Number of Shares      
Outstanding, beginning balance 119,168 200,418  
Forfeited 0 (81,250)  
Outstanding, ending balance 120,418 119,168 200,418
Exercisable 107,168 95,001  
Granted 1,250    
Exercised 0    
Forfeited 0 (81,250)  
Outstanding, ending balance 120,418 119,168 200,418
Weighted Average Exercise Price      
Outstanding, beginning balance $ 19.07 $ 16.37  
Outstanding, ending balance 19.12 19.07 $ 16.37
Exercisable 16.71 15.50  
Outstanding, ending balance $ 19.12 $ 19.07 $ 16.37
Weighed Average Remaining Contractual Life      
Outstanding, ending balance 2 years 10 months 13 days 2 years 8 months 15 days 2 years 4 months 24 days
Exercisable 2 years 2 months 8 days 1 year 6 months 18 days  
Outstanding, ending balance 2 years 10 months 13 days 2 years 8 months 15 days 2 years 4 months 24 days
Intrinsic value outstanding balance $ 564 $ 0 $ 27
Exercisable $ 564 $ 0