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Loans and Allowance for Credit Losses - Allowance for off-balance credit exposure (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2021
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period | $ 3,358 | $ 1,805 | $ 1,959
Provision (benefit) charged to expense | 2,930 | 1,553 | (422)
Balance, end of period | 6,288 | 3,358 | 1,805
Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  |  | 1,959
Impact of adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  | 268 |
Balance, end of period |  |  | 268
Residential Real Estate |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period | 58 | 37 | 19
Provision (benefit) charged to expense | 13 | 21 | (17)
Balance, end of period | 71 | 58 | 37
Residential Real Estate | Impact of adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  | 35 |
Balance, end of period |  |  | 35
Construction Real Estate |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period | 2,178 | 502 | 769
Provision (benefit) charged to expense | 2,631 | 1,676 | (100)
Balance, end of period | 4,809 | 2,178 | 502
Construction Real Estate | Impact of adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  | (167) |
Balance, end of period |  |  | (167)
Commercial Real Estate |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period | 421 | 188 | 172
Provision (benefit) charged to expense | 54 | 233 | (79)
Balance, end of period | 475 | 421 | 188
Commercial Real Estate | Impact of adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  | 95 |
Balance, end of period |  |  | 95
Consumer loans |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period | 61 | 218 | 153
Provision (benefit) charged to expense | 12 | (157) | (132)
Balance, end of period | 73 | 61 | 218
Consumer loans | Impact of adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  | 197 |
Balance, end of period |  |  | 197
Commercial loans |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period | 640 | 860 | 846
Provision (benefit) charged to expense | 220 | (220) | (94)
Balance, end of period | $ 860 | 640 | 860
Commercial loans | Impact of adoption ASU 2016-13 | Accounting Standards Update 2016-13 |  |  |
Allowance for off-balance sheet credit exposure: |  |  |
Balance, beginning of period |  | $ 108 |
Balance, end of period |  |  | $ 108

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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 -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482454/460-10-45-1 + 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 -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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