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Loans and Allowance for Credit Losses - Allowance for off-balance credit exposure (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021
Allowance for off-balance sheet credit exposure: |  |  |  |
Balance, beginning of period | $ 4,164 | $ 2,179 | $ 3,358 | $ 1,805
Provision (benefit) charged to expense | 773 | 0 | 1,579 | 374
Balance, end of period | 4,937 | 2,179 | 4,937 | 2,179
Residential Real Estate |  |  |  |
Allowance for off-balance sheet credit exposure: |  |  |  |
Balance, beginning of period | 193 | 34 | 58 | 37
Provision (benefit) charged to expense | (123) | 0 | 12 | (3)
Balance, end of period | 70 | 34 | 70 | 34
Construction Real Estate |  |  |  |
Allowance for off-balance sheet credit exposure: |  |  |  |
Balance, beginning of period | 2,897 | 1,673 | 2,178 | 502
Provision (benefit) charged to expense | 732 | 0 | 1,451 | 1,171
Balance, end of period | 3,629 | 1,673 | 3,629 | 1,673
Commercial Real Estate |  |  |  |
Allowance for off-balance sheet credit exposure: |  |  |  |
Balance, beginning of period | 528 | 170 | 421 | 188
Provision (benefit) charged to expense | (48) | 0 | 59 | (18)
Balance, end of period | 480 | 170 | 480 | 170
Consumer loans |  |  |  |
Allowance for off-balance sheet credit exposure: |  |  |  |
Balance, beginning of period | 61 | 58 | 61 | 218
Provision (benefit) charged to expense | (5) | 0 | (5) | (160)
Balance, end of period | 56 | 58 | 56 | 58
Commercial loans |  |  |  |
Allowance for off-balance sheet credit exposure: |  |  |  |
Balance, beginning of period | 485 | 244 | 640 | 860
Provision (benefit) charged to expense | 217 | 0 | 62 | (616)
Balance, end of period | $ 702 | $ 244 | $ 702 | $ 244

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- Definition Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121611286&loc=d3e11927-110247 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82919202-210446 + Details
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- Definition Amount of expense (reversal of expense) for expected credit loss for off-balance sheet credit exposure. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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