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Loans, Allowance for Credit Losses, and Asset Quality Information - Schedule of Activity in Allowance for Loan Losses for Loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Jun. 30, 2024
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | $ 122,572 | $ 109,853 | $ 109,853
Charge-offs | (4,120) | (2,115) | (9,587)
Recoveries | 781 | 529 |
Provisions / (Reversals) | 1,398 | 1,800 |
Ending balance | 120,631 | 110,067 |
Commercial and industrial |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 19,474 | 21,227 | 21,227
Charge-offs | (2,216) | (1,585) |
Recoveries | 497 | 243 |
Provisions / (Reversals) | 1,520 | 409 |
Ending balance | 19,275 | 20,294 |
Real estate, commercial | Construction, development & other land loans |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 9,314 | 13,940 | 13,940
Charge-offs | 0 | (79) | (79)
Recoveries | 73 | 97 |
Provisions / (Reversals) | (1,718) | (2,175) |
Ending balance | 7,669 | 11,783 |
Real estate, commercial | Commercial real estate - owner occupied |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 19,380 | 18,218 | 18,218
Charge-offs | (437) | (58) | (223)
Recoveries | 106 | 4 |
Provisions / (Reversals) | 276 | (1) |
Ending balance | 19,325 | 18,163 |
Real estate, commercial | Commercial real estate - non owner occupied |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 27,768 | 24,916 | 24,916
Charge-offs | (905) | (158) | (462)
Recoveries | 3 | 2 |
Provisions / (Reversals) | 1,518 | 1,492 |
Ending balance | 28,384 | 26,252 |
Real estate, commercial | Multi-family real estate |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 5,476 | 3,825 | 3,825
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 |
Provisions / (Reversals) | (461) | 597 |
Ending balance | 5,015 | 4,422 |
Real estate, mortgage | Residential 1-4 family real estate |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 33,552 | 21,396 | 21,396
Charge-offs | (124) | 0 | (18)
Recoveries | 29 | 121 |
Provisions / (Reversals) | 278 | 1,187 |
Ending balance | 33,735 | 22,704 |
Real estate, mortgage | Home equity loans/lines of credit |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 4,111 | 3,339 | 3,339
Charge-offs | (68) | 0 | (2)
Recoveries | 19 | 5 |
Provisions / (Reversals) | (560) | (8) |
Ending balance | 3,502 | 3,336 |
Consumer loans |  |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |  |
Beginning balance | 3,497 | 2,992 | 2,992
Charge-offs | (370) | (235) | $ (1,525)
Recoveries | 54 | 57 |
Provisions / (Reversals) | 545 | 299 |
Ending balance | $ 3,726 | $ 3,113 |

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- 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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