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ESOP - Shares held by ESOP (Details)
$ in Thousands
Sep. 30, 2021
USD ($)
shares
Share-based Payment Arrangement [Abstract]  
Allocated to participants 41,290
Unallocated 2,240,510
Total ESOP shares 2,281,800
Fair value of unearned shares at September 30, 2021 | $ $ 30,897