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Trust Preferred Securities

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

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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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Amount, after accumulated amortization, of debt discount.

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Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Carrying value as of the balance sheet date of collateralized/uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Subordinated debt places a lender in a lien position behind the primary lender of the company.

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SHORT-TERM AND LONG-TERM BORROWINGS - Long Term Debt (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018	Jun. 30, 2020
Debt Instrument [Line Items]
Long-term FHLB advances	$ 0	$ 0	$ 110,000		$ 110,000
Trust preferred securities	13,661	13,661	13,661
Subordinated debentures (net of issuance costs)	73,807	73,807	73,644
Other long-term borrowings	10,756	10,756	18,533
Discounted leases	10,600	10,600
Capital lease obligations	100	100
Other expense		52,818	44,111	$ 29,489
Weighted-average cost					2.41%
Maturities of Long-term Debt
2021	5,442	5,442
2022	2,735	2,735
2023	1,853	1,853
2024	726	726
2025	0	0
Thereafter	87,468	87,468
Total long-term borrowings	98,224	98,224	$ 215,838
Federal home loan bank advances
Debt Instrument [Line Items]
Other expense	1,700
Maturities of Long-term Debt
2021	0	0
2022	0	0
2023	0	0
2024	0	0
2025	0	0
Thereafter	0	0
Total long-term borrowings	0	0
Trust preferred securities
Maturities of Long-term Debt
2021	0	0
2022	0	0
2023	0	0
2024	0	0
2025	0	0
Thereafter	13,661	13,661
Total long-term borrowings	13,661	13,661
Subordinated debentures
Maturities of Long-term Debt
2021	0	0
2022	0	0
2023	0	0
2024	0	0
2025	0	0
Thereafter	73,807	73,807
Total long-term borrowings	73,807	73,807
Other long-term borrowings
Maturities of Long-term Debt
2021	5,442	5,442
2022	2,735	2,735
2023	1,853	1,853
2024	726	726
2025	0	0
Thereafter	0	0
Total long-term borrowings	$ 10,756	$ 10,756