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v3.20.2

Allowance for Losses on Loans - Internally Assigned Grade (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Sep. 30, 2019
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 12,898,775 | $ 13,312,388
Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 12,319,108 | $ 13,208,853
Pass | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total loans | 95.51% | 99.22%
Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 298,341 | $ 20,879
Special mention | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total loans | 2.31% | 0.16%
Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 280,344 | $ 82,656
Substandard | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total loans | 2.17% | 0.62%
Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 982 | $ 0
Doubtful | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total loans | 0.01% | 0.00%
Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 0 | $ 0
Loss | Accounts Receivable | Credit Concentration Risk |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total grade as a % of total loans | 0.00% | 0.00%
Commercial loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 6,836,049 | $ 6,564,698
Commercial loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 6,285,205 | 6,489,697
Commercial loans | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 298,341 | 20,879
Commercial loans | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 251,521 | 54,122
Commercial loans | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 982 | 0
Commercial loans | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Multi-family |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,509,837 | 1,422,674
Commercial loans | Multi-family | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,478,551 | 1,418,837
Commercial loans | Multi-family | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 13,749 | 0
Commercial loans | Multi-family | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 17,537 | 3,837
Commercial loans | Multi-family | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Multi-family | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Commercial real estate |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,700,568 | 1,631,170
Commercial loans | Commercial real estate | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,513,394 | 1,602,634
Commercial loans | Commercial real estate | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 117,753 | 2,754
Commercial loans | Commercial real estate | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 69,421 | 25,782
Commercial loans | Commercial real estate | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Commercial real estate | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Commercial & industrial |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 2,138,462 | 1,268,695
Commercial loans | Commercial & industrial | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,941,389 | 1,229,891
Commercial loans | Commercial & industrial | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 59,747 | 18,125
Commercial loans | Commercial & industrial | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 136,344 | 20,679
Commercial loans | Commercial & industrial | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 982 | 0
Commercial loans | Commercial & industrial | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,334,948 | 2,038,052
Commercial loans | Construction | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 1,217,628 | 2,038,052
Commercial loans | Construction | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 91,519 | 0
Commercial loans | Construction | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 25,801 | 0
Commercial loans | Construction | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Construction | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Land - acquisition & development |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 152,234 | 204,107
Commercial loans | Land - acquisition & development | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 134,243 | 200,283
Commercial loans | Land - acquisition & development | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 15,573 | 0
Commercial loans | Land - acquisition & development | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 2,418 | 3,824
Commercial loans | Land - acquisition & development | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Commercial loans | Land - acquisition & development | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 6,062,726 | 6,747,690
Consumer loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 6,033,903 | 6,719,156
Consumer loans | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 28,823 | 28,534
Consumer loans | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 278,182 | 540,741
Consumer loans | Construction | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 278,182 | 540,741
Consumer loans | Construction | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Construction | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Construction | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Construction | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Single-family residential |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 5,452,424 | 5,835,194
Consumer loans | Single-family residential | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 5,426,365 | 5,808,444
Consumer loans | Single-family residential | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Single-family residential | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 26,059 | 26,750
Consumer loans | Single-family residential | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Single-family residential | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Land - consumer lot loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 99,255 | 99,694
Consumer loans | Land - consumer lot loans | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 98,976 | 98,828
Consumer loans | Land - consumer lot loans | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Land - consumer lot loans | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 279 | 866
Consumer loans | Land - consumer lot loans | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Land - consumer lot loans | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | HELOC |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 141,165 | 142,178
Consumer loans | HELOC | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 138,695 | 141,271
Consumer loans | HELOC | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | HELOC | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 2,470 | 907
Consumer loans | HELOC | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | HELOC | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 91,700 | 129,883
Consumer loans | Consumer | Pass |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 91,685 | 129,872
Consumer loans | Consumer | Special mention |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Consumer | Substandard |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 15 | 11
Consumer loans | Consumer | Doubtful |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | 0 | 0
Consumer loans | Consumer | Loss |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Gross loans | $ 0 | $ 0

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