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STOCK-BASED COMPENSATION AND STOCK REPURCHASE PROGRAM (Narrative) (Details) - USD ($)
1 Months Ended 9 Months Ended
Jul. 21, 2022
Jun. 30, 2022
Jun. 30, 2021
Sep. 30, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Treasury stock, shares   112,996   112,996
Average cost of shares repurchased (per share)   $ 10.99    
ESOP compensation expense   $ 138,000 $ 50,000  
2006 ESOP Trust [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Treasury stock, shares   217,863    
Cost of shares repurchased by ESOP trust   $ 2,300,000    
Average cost of shares repurchased (per share)   $ 10.58    
2021 ESOP Trust [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Cost of shares repurchased by ESOP trust   $ 3,400,000    
Average cost of shares repurchased (per share)   $ 10.77    
Total ESOP shares   312,800    
Percentage of common shares sold   8.00%    
Description of loan with respect to employee stock ownership plan   The total cost of the shares purchased on the open market by the 2021 ESOP trust was $3.4 million, reflecting an average cost per share of $10.77. The 2021 ESOP loan bears a variable interest rate that adjusts annually to the Prime Rate (3.25% at January 1, 2022) with principal and interest payable annually in equal installments over thirty years.    
Repurchase Program [Member] | Subsequent Event [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Maximum stock repurchase authorization (as a percent) 5.00%      
Stock repurchased during period (in shares) 354,891