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v3.25.3

ALLOWANCE FOR LOAN LOSSES - Gross Loans by Payment Activity (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Sep. 30, 2024
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 20,288,338 | $ 21,120,107
Commercial loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 11,851,657 | 12,205,420
Commercial loans | Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 4,631,321 | 4,556,200
Commercial loans | Commercial real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 3,588,950 | 3,732,155
Commercial loans | Commercial & industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 2,386,363 | 2,332,732
Commercial loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 1,105,101 | 1,424,016
Commercial loans | Land - acquisition & development |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 139,922 | 160,317
Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 8,436,681 | 8,914,687
Consumer loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 78,243 | 182,415
Consumer loans | Single-family residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 7,936,931 | 8,280,300
Consumer loans | Land - consumer lot loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 88,696 | 108,060
Consumer loans | HELOC |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 271,286 | 269,857
Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | 61,525 | 74,055
Performing Loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 20,159,710 | $ 21,050,566
% of Total Loans | 99.40% | 99.70%
Performing Loans | Commercial loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 11,748,117 | $ 12,159,121
% of Total Loans | 99.10% | 99.60%
Performing Loans | Commercial loans | Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 4,612,200 | $ 4,537,457
% of Total Loans | 99.60% | 99.60%
Performing Loans | Commercial loans | Commercial real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 3,518,978 | $ 3,705,793
% of Total Loans | 98.10% | 99.30%
Performing Loans | Commercial loans | Commercial & industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 2,375,316 | $ 2,332,732
% of Total Loans | 99.50% | 100.00%
Performing Loans | Commercial loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 1,101,701 | $ 1,422,896
% of Total Loans | 99.70% | 99.90%
Performing Loans | Commercial loans | Land - acquisition & development |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 139,922 | $ 160,243
% of Total Loans | 100.00% | 100.00%
Performing Loans | Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 8,411,593 | $ 8,891,445
% of Total Loans | 99.70% | 99.70%
Performing Loans | Consumer loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 77,483 | $ 181,567
% of Total Loans | 99.00% | 99.50%
Performing Loans | Consumer loans | Single-family residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 7,913,190 | $ 8,258,812
% of Total Loans | 99.70% | 99.70%
Performing Loans | Consumer loans | Land - consumer lot loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 88,673 | $ 108,060
% of Total Loans | 100.00% | 100.00%
Performing Loans | Consumer loans | HELOC |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 270,874 | $ 269,261
% of Total Loans | 99.80% | 99.80%
Performing Loans | Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 61,373 | $ 73,745
% of Total Loans | 99.80% | 99.60%
Non-Performing Loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 128,628 | $ 69,541
% of Total Loans | 0.60% | 0.30%
Non-Performing Loans | Commercial loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 103,540 | $ 46,299
% of Total Loans | 0.90% | 0.40%
Non-Performing Loans | Commercial loans | Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 19,121 | $ 18,743
% of Total Loans | 0.40% | 0.40%
Non-Performing Loans | Commercial loans | Commercial real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 69,972 | $ 26,362
% of Total Loans | 1.90% | 0.70%
Non-Performing Loans | Commercial loans | Commercial & industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 11,047 | $ 0
% of Total Loans | 0.50% | 0.00%
Non-Performing Loans | Commercial loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 3,400 | $ 1,120
% of Total Loans | 0.30% | 0.10%
Non-Performing Loans | Commercial loans | Land - acquisition & development |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 0 | $ 74
% of Total Loans | 0.00% | 0.00%
Non-Performing Loans | Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 25,088 | $ 23,242
% of Total Loans | 0.30% | 0.30%
Non-Performing Loans | Consumer loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 760 | $ 848
% of Total Loans | 1.00% | 0.50%
Non-Performing Loans | Consumer loans | Single-family residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 23,741 | $ 21,488
% of Total Loans | 0.30% | 0.30%
Non-Performing Loans | Consumer loans | Land - consumer lot loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 23 | $ 0
% of Total Loans | 0.00% | 0.00%
Non-Performing Loans | Consumer loans | HELOC |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 412 | $ 596
% of Total Loans | 0.20% | 0.20%
Non-Performing Loans | Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Amount | $ 152 | $ 310
% of Total Loans | 0.20% | 0.40%

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