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Allowance for Credit Losses - Changes in the Allowance for Credit Losses (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2022
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | $ 48,734 | $ 47,058 | $ 58,165
Charge-offs | (10,276) | (896) | (4,737)
Recoveries | 255 | 86 | 1,148
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | 6,226 | 2,486 | (7,518)
Ending balance | 44,939 | 48,734 | 47,058
Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
Commercial loans: | Multi-family mortgage |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 26,362 | 25,321 | 28,450
Charge-offs | (398) | (493) | (1,896)
Recoveries | 0 | 0 | 0
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | (1,839) | 1,534 | (1,233)
Ending balance | 24,125 | 26,362 | 25,321
Commercial loans: | Multi-family mortgage | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
Commercial loans: | Nonresidential mortgage |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 8,953 | 10,590 | 16,243
Charge-offs | (5,975) | (39) | (2,646)
Recoveries | 120 | 0 | 812
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | 3,027 | (1,598) | (3,819)
Ending balance | 6,125 | 8,953 | 10,590
Commercial loans: | Nonresidential mortgage | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
Commercial loans: | Commercial business |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 1,440 | 1,792 | 2,086
Charge-offs | (3,866) | (364) | (193)
Recoveries | 22 | 29 | 160
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | 3,977 | (17) | (261)
Ending balance | 1,573 | 1,440 | 1,792
Commercial loans: | Commercial business | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
Commercial loans: | Construction |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 1,336 | 1,486 | 1,170
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | (106) | (150) | 316
Ending balance | 1,230 | 1,336 | 1,486
Commercial loans: | Construction | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
One- to four-family residential mortgage |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 10,237 | 7,540 | 9,747
Charge-offs | (37) | 0 | 0
Recoveries | 113 | 2 | 147
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | 1,148 | 2,695 | (2,354)
Ending balance | 11,461 | 10,237 | 7,540
One- to four-family residential mortgage | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
Consumer loans: | Home equity loans |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 338 | 245 | 433
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 27
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | 11 | 93 | (215)
Ending balance | 349 | 338 | 245
Consumer loans: | Home equity loans | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | 0
Consumer loans: | Other consumer |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 68 | 84 | 36
Charge-offs | 0 | 0 | (2)
Recoveries | 0 | 55 | 2
Initial allowance on PCD loans |  |  | 0
Provision for (reversal of) credit losses | 8 | (71) | 48
Ending balance | 76 | 68 | 84
Consumer loans: | Other consumer | Impact of adopting Topic 326 |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance |  |  | $ 0
Commercial business | Multi-family mortgage |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 26,362 |  |
Charge-offs | (398) |  |
Ending balance | 24,125 | 26,362 |
Commercial business | Nonresidential mortgage |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 8,953 |  |
Charge-offs | (5,975) |  |
Ending balance | 6,125 | 8,953 |
Commercial business | Commercial business |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 1,440 |  |
Charge-offs | (3,866) |  |
Ending balance | 1,573 | 1,440 |
Commercial business | Construction |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 1,336 |  |
Ending balance | $ 1,230 | $ 1,336 |

X
- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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