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Loans and Allowance for Loan Losses - Allowance for Loan Losses and Recorded Investment in Loans Based on Portfolio Segment and Impairment Method (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Allowance for loan losses: |  |
Balance, beginning of year | $ 6,599 | $ 6,234
Provision charged to expense | 492 | 844
Losses charged off | (67) | (513)
Recoveries | 28 | 34
Balance, end of period | 7,052 | 6,599
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 7,052 | 6,599
Loans: |  |
Ending balance | 525,736 | 520,526
Ending balance: individually evaluated for impairment | 1,385 | 1,298
Ending balance: collectively evaluated for impairment | 524,351 | 519,228
One- to four-family [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 967 | 1,044
Provision charged to expense | 100 | (64)
Losses charged off | (40) | (15)
Recoveries | 1 | 2
Balance, end of period | 1,028 | 967
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 1,028 | 967
Loans: |  |
Ending balance | 132,474 | 117,435
Ending balance: individually evaluated for impairment | 1,350 | 1,252
Ending balance: collectively evaluated for impairment | 131,124 | 116,183
Multi-family [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 1,674 | 1,514
Provision charged to expense | (299) | 160
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 1,375 | 1,674
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 1,375 | 1,674
Loans: |  |
Ending balance | 88,247 | 104,433
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 88,247 | 104,433
Home equity lines of credit [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 67 | 87
Provision charged to expense | 3 | (20)
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 70 | 67
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 70 | 67
Loans: |  |
Ending balance | 6,987 | 6,688
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 6,987 | 6,688
Construction [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 258 | 240
Provision charged to expense | 231 | 18
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 489 | 258
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 489 | 258
Loans: |  |
Ending balance | 41,254 | 25,345
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 41,254 | 25,345
Commercial [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 1,831 | 1,706
Provision charged to expense | 154 | 125
Losses charged off | 0 | 0
Recoveries | 0 | 0
Balance, end of period | 1,985 | 1,831
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 1,985 | 1,831
Loans: |  |
Ending balance | 167,375 | 155,884
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 167,375 | 155,884
Commercial [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 1,740 | 1,583
Provision charged to expense | 265 | 611
Losses charged off | 0 | (473)
Recoveries | 20 | 19
Balance, end of period | 2,025 | 1,740
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 2,025 | 1,740
Loans: |  |
Ending balance | 80,418 | 103,088
Ending balance: individually evaluated for impairment | 35 | 46
Ending balance: collectively evaluated for impairment | 80,383 | 103,042
Consumer [Member] |  |
Allowance for loan losses: |  |
Balance, beginning of year | 62 | 60
Provision charged to expense | 38 | 14
Losses charged off | (27) | (25)
Recoveries | 7 | 13
Balance, end of period | 80 | 62
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | 80 | 62
Loans: |  |
Ending balance | 8,981 | 7,653
Ending balance: individually evaluated for impairment | 0 | 0
Ending balance: collectively evaluated for impairment | $ 8,981 | $ 7,653

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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI https://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI https://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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