Originations of Loans Held-for-sale

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Amortized cost of financing receivable with payment default in current period and modified within previous 12 months preceding payment default for debtor experiencing financial difficulty.

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The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans and leases that were sold during the reporting period. This element refers to the gain (loss) and not to the cash proceeds of the sales. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization.

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LOANS AND LEASES, NET - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Jun. 30, 2024	Jun. 30, 2024	Jun. 30, 2023	Sep. 30, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated loans held for sale		$ 1,426,973	$ 941,502
Proceeds from sale of loans held-for-sale		1,470,000	870,100
Gain on sale of loans and leases		3,100	200
Loans and leases	$ 4,612,552	4,612,552		$ 4,366,116
Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	3,508,699	3,508,699		3,222,502
Pass \| Asset Pledged as Collateral
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	109,000	109,000		117,000
Consumer finance portfolio segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	253,400	253,400		254,400
Tax services loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	43,200	43,200		$ 5,200
National Lending \| Commercial Finance and Consumer Finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Originated loans held for sale		1,430,000	941,500
National Lending \| Commercial finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
TDRs subsequent default, recorded investment	1,500	1,500	$ 400
National Lending \| Commercial finance \| Term Extensions and Reduced Payments
Accounts, Notes, Loans and Financing Receivable [Line Items]
TDRs subsequent default, recorded investment	$ 6,100	$ 7,600