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Stock-Based Compensation (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Jan. 31, 2022
shares
Mar. 31, 2022
USD ($)
shares
Mar. 31, 2021
USD ($)
Mar. 31, 2022
USD ($)
tranche
$ / shares
shares
Mar. 31, 2021
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense (benefit) | $   $ 145 $ 150    
2016 Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Outstanding share awards that may be awarded (in shares)   433   433  
Outstanding share awards earned and issued at greater than the target number of shares       200.00%  
Outstanding share awards earned and issued at greater than the target number of shares next fiscal year       150.00%  
Share-based compensation expense (benefit) | $       $ 306 $ 293
Total unrecognized compensation cost related to performance and restricted shares | $   $ 847   $ 847  
Period of recognized compensation cost (in years)       1 year 4 months 24 days  
2016 Plan | Performance and Restricted Shares | Key employees          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted in period (in shares)       74  
Number of tranches in award | tranche       2  
Shares granted in period, grant date fair value (in dollars per share) | $ / shares       $ 8.00  
Vesting period       3 years  
Shares forfeited (in shares)       5  
2016 Plan | Performance shares | Key employees          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted in period (in shares)       44  
2016 Plan | Restricted shares | Key employees          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted in period (in shares)       30  
2016 Plan | Restricted shares | Non-employee directors          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares granted in period (in shares)       42  
Shares granted in period, grant date fair value (in dollars per share) | $ / shares       $ 6.59  
Vesting period       1 year  
Vested in period (in shares) 30