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Loans and Allowance for Loan Losses, Activity and Allocation of Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Jun. 30, 2022
Allowance for Loan Losses [Abstract] |  |  |  |  |
Threshold principal amount of nonaccrual loans evaluated individually for impairment | $ 250 |  | $ 250 |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 22,147 | $ 20,493 | 22,761 | $ 19,668 |
Charge-offs | 144 | 117 | 315 | 318 |
Recoveries | 42 | 28 | 98 | 66 |
Provision | 244 | 1,280 | (255) | 2,268 |
Balance, end of period | 22,289 | 21,684 | 22,289 | 21,684 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 2,617 |  | 2,617 |  | $ 2,347
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 19,672 |  | 19,672 |  | 20,414
Loans receivable, ending balance, impairment analysis individually evaluated | 10,242 |  | 10,242 |  | 10,771
Loans receivable, ending balance, impairment analysis collectively evaluated | $ 1,379,813 |  | $ 1,379,813 |  | 1,241,216
Smaller Business Loans [Member] | Unsecured [Member] |  |  |  |  |
Allowance for Loan Losses [Abstract] |  |  |  |  |
Threshold period to charge off loans against allowance for loan losses | 90 days |  | 90 days |  |
Residential Real Estate [Member] | Real Estate [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | $ 2,471 | 1,997 | $ 2,373 | 2,012 |
Charge-offs | 0 | 0 | 0 | 0 |
Recoveries | 2 | 7 | 5 | 7 |
Provision | 19 | (23) | 114 | (38) |
Balance, end of period | 2,492 | 1,981 | 2,492 | 1,981 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 587 |  | 587 |  | 588
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 1,905 |  | 1,905 |  | 1,785
Loans receivable, ending balance, impairment analysis individually evaluated | 3,213 |  | 3,213 |  | 2,943
Loans receivable, ending balance, impairment analysis collectively evaluated | 368,433 |  | 368,433 |  | 357,881
Residential Real Estate [Member] | Construction and Land [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 177 | 120 | 141 | 106 |
Charge-offs | 0 | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 | 0 |
Provision | 16 | (5) | 52 | 9 |
Balance, end of period | 193 | 115 | 193 | 115 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 0 |  | 0 |  | 0
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 193 |  | 193 |  | 141
Loans receivable, ending balance, impairment analysis individually evaluated | 0 |  | 0 |  | 0
Loans receivable, ending balance, impairment analysis collectively evaluated | 20,334 |  | 20,334 |  | 15,298
Residential Real Estate [Member] | Multi-family [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 159 | 100 | 119 | 186 |
Charge-offs | 0 | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 | 0 |
Provision | 8 | (24) | 48 | (110) |
Balance, end of period | 167 | 76 | 167 | 76 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 0 |  | 0 |  | 0
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 167 |  | 167 |  | 119
Loans receivable, ending balance, impairment analysis individually evaluated | 0 |  | 0 |  | 0
Loans receivable, ending balance, impairment analysis collectively evaluated | 67,733 |  | 67,733 |  | 63,822
Commercial Real Estate [Member] | Real Estate [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 15,392 | 14,298 | 16,221 | 13,049 |
Charge-offs | 0 | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 | 0 |
Provision | 58 | 1,318 | (771) | 2,567 |
Balance, end of period | 15,450 | 15,616 | 15,450 | 15,616 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 1,090 |  | 1,090 |  | 1,118
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 14,360 |  | 14,360 |  | 15,103
Loans receivable, ending balance, impairment analysis individually evaluated | 4,471 |  | 4,471 |  | 3,765
Loans receivable, ending balance, impairment analysis collectively evaluated | 701,178 |  | 701,178 |  | 591,870
Commercial Real Estate [Member] | Construction [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 1,044 | 1,198 | 1,114 | 1,535 |
Charge-offs | 0 | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 | 0 |
Provision | 56 | 52 | (14) | (285) |
Balance, end of period | 1,100 | 1,250 | 1,100 | 1,250 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 1 |  | 1 |  | 1
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 1,099 |  | 1,099 |  | 1,113
Loans receivable, ending balance, impairment analysis individually evaluated | 102 |  | 102 |  | 102
Loans receivable, ending balance, impairment analysis collectively evaluated | $ 87,165 |  | $ 87,165 |  | 83,646
Consumer Loan [Member] | Unsecured [Member] |  |  |  |  |
Allowance for Loan Losses [Abstract] |  |  |  |  |
Threshold period to charge off loans against allowance for loan losses | 90 days |  | 90 days |  |
Consumer Loan [Member] | Home Equity [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | $ 44 | 140 | $ 89 | 165 |
Charge-offs | 0 | 0 | 0 | 0 |
Recoveries | 0 | 0 | 0 | 0 |
Provision | (6) | (51) | (51) | (76) |
Balance, end of period | 38 | 89 | 38 | 89 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 0 |  | 0 |  | 44
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 38 |  | 38 |  | 45
Loans receivable, ending balance, impairment analysis individually evaluated | 128 |  | 128 |  | 448
Loans receivable, ending balance, impairment analysis collectively evaluated | 20,541 |  | 20,541 |  | 17,429
Consumer Loan [Member] | Consumer Installment [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 274 | 290 | 349 | 267 |
Charge-offs | 137 | 107 | 304 | 211 |
Recoveries | 29 | 20 | 75 | 57 |
Provision | 118 | 77 | 164 | 167 |
Balance, end of period | 284 | 280 | 284 | 280 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 0 |  | 0 |  | 0
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 284 |  | 284 |  | 349
Loans receivable, ending balance, impairment analysis individually evaluated | 4 |  | 4 |  | 5
Loans receivable, ending balance, impairment analysis collectively evaluated | 4,584 |  | $ 4,584 |  | 4,507
Consumer Loan [Member] | Consumer Installment [Member] | Unsecured [Member] |  |  |  |  |
Allowance for Loan Losses [Abstract] |  |  |  |  |
Threshold period to charge off overdrawn deposit accounts against allowance for loan losses |  |  | 60 days |  |
Commercial Loans [Member] |  |  |  |  |
Activity of allowance for loan losses by loan category [Roll Forward] |  |  |  |  |
Balance, beginning of period | 2,586 | 2,350 | $ 2,355 | 2,348 |
Charge-offs | 7 | 10 | 11 | 107 |
Recoveries | 11 | 1 | 18 | 2 |
Provision | (25) | (64) | 203 | 34 |
Balance, end of period | 2,565 | $ 2,277 | 2,565 | $ 2,277 |
Allocation of allowance for loan losses by loan category [Abstract] |  |  |  |  |
Allowance for loan losses, ending balance, impairment analysis individually evaluated | 939 |  | 939 |  | 596
Allowance for loan losses, ending balance, impairment analysis collectively evaluated | 1,626 |  | 1,626 |  | 1,759
Loans receivable, ending balance, impairment analysis individually evaluated | 2,324 |  | 2,324 |  | 3,508
Loans receivable, ending balance, impairment analysis collectively evaluated | $ 109,845 |  | $ 109,845 |  | $ 106,763

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