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v3.20.2

Allowance for Loan Losses - Internally Assigned Grade (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2020 | Sep. 30, 2019
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 12,959,272 | $ 13,312,388
Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 12,303,135 | $ 13,208,853
Pass | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total gross loans | 94.90% | 99.20%
Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 247,543 | $ 20,879
Special mention | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total gross loans | 1.90% | 0.20%
Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 408,594 | $ 82,656
Substandard | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total gross loans | 3.20% | 0.60%
Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 0 | $ 0
Doubtful | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total gross loans | 0.00% | 0.00%
Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 0 | $ 0
Loss | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total gross loans | 0.00% | 0.00%
Commercial loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 7,044,426 | $ 6,564,698
Commercial loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 6,412,415 | 6,489,697
Commercial loans | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 247,351 | 20,879
Commercial loans | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 384,660 | 54,122
Commercial loans | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,538,240 | 1,422,674
Commercial loans | Multi-family | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,506,692 | 1,418,837
Commercial loans | Multi-family | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 13,721 | 0
Commercial loans | Multi-family | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 17,827 | 3,837
Commercial loans | Multi-family | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Multi-family | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Commercial real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,884,688 | 1,631,170
Commercial loans | Commercial real estate | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,681,230 | 1,602,634
Commercial loans | Commercial real estate | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 92,184 | 2,754
Commercial loans | Commercial real estate | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 111,274 | 25,782
Commercial loans | Commercial real estate | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Commercial real estate | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Commercial & industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 2,115,513 | 1,268,695
Commercial loans | Commercial & industrial | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,898,709 | 1,229,891
Commercial loans | Commercial & industrial | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 64,695 | 18,125
Commercial loans | Commercial & industrial | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 152,109 | 20,679
Commercial loans | Commercial & industrial | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Commercial & industrial | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,352,414 | 2,038,052
Commercial loans | Construction | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 1,187,786 | 2,038,052
Commercial loans | Construction | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 61,178 | 0
Commercial loans | Construction | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 103,450 | 0
Commercial loans | Construction | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Construction | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Land - acquisition & development |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 153,571 | 204,107
Commercial loans | Land - acquisition & development | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 137,998 | 200,283
Commercial loans | Land - acquisition & development | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 15,573 | 0
Commercial loans | Land - acquisition & development | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 3,824
Commercial loans | Land - acquisition & development | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Commercial loans | Land - acquisition & development | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 5,914,846 | 6,747,690
Consumer loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 5,890,720 | 6,719,156
Consumer loans | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 192 | 0
Consumer loans | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 23,934 | 28,534
Consumer loans | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 295,953 | 540,741
Consumer loans | Construction | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 295,953 | 540,741
Consumer loans | Construction | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Construction | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Construction | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Construction | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Single-family residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 5,293,962 | 5,835,194
Consumer loans | Single-family residential | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 5,270,666 | 5,808,444
Consumer loans | Single-family residential | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 192 | 0
Consumer loans | Single-family residential | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 23,104 | 26,750
Consumer loans | Single-family residential | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Single-family residential | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Land - consumer lot loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 101,394 | 99,694
Consumer loans | Land - consumer lot loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 101,151 | 98,828
Consumer loans | Land - consumer lot loans | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Land - consumer lot loans | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 243 | 866
Consumer loans | Land - consumer lot loans | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Land - consumer lot loans | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | HELOC |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 140,222 | 142,178
Consumer loans | HELOC | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 139,646 | 141,271
Consumer loans | HELOC | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | HELOC | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 576 | 907
Consumer loans | HELOC | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | HELOC | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 83,315 | 129,883
Consumer loans | Consumer | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 83,304 | 129,872
Consumer loans | Consumer | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Consumer | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 11 | 11
Consumer loans | Consumer | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | 0 | 0
Consumer loans | Consumer | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Financing receivable, gross | $ 0 | $ 0

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