Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Revenue from Contracts with Customers
Revenue from contracts with customers subject to ASC 606	$ 1,450	$ 1,325
Gain on sale of SBA loans	775	1,636
Mortgage banking income	2,496	12,744
Increase in cash value of life insurance	225	254
Real estate lease income	117	148
Other	125	484
Other noninterest income	3,738	15,266
Total noninterest income	5,188	16,591
Service charges on deposit accounts
Revenue from Contracts with Customers
Revenue from contracts with customers subject to ASC 606	558	434
ATM and interchange fees
Revenue from Contracts with Customers
Revenue from contracts with customers subject to ASC 606	739	679
Investment advisory income
Revenue from Contracts with Customers
Revenue from contracts with customers subject to ASC 606	128	188
Other
Revenue from Contracts with Customers
Revenue from contracts with customers subject to ASC 606	$ 25	$ 24

Amount represents the value of real estate lease income.

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Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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Net gain (loss) resulting from the sales of securitized, pay-through debt securities collateralized by real estate mortgage loans (mortgages).

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The increase (decrease) in life insurance liability balances during the period.

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The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

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Represents the total of noninterest income derived from certain activities and assets including (for example): (1) venture capital investments; (2) bank owned life insurance; (3) foreign currency transactions; and (4) mortgage servicing rights.

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Amount of revenue and income classified as other.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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