Fair Value (Fair Value Of Assets And Liabilities Measured On Recurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Sep. 30, 2022
Assets:
Investments securities available-for-sale	$ 473,131	$ 457,908
Mortgage loans held for sale	12,549	9,661
Forward Commitments For Sale Of Mortgage Loans
Assets:
Derivative Liability	29	333
REMIC's
Assets:
Investments securities available-for-sale	468,538	453,268
Fannie Mae Certificates
Assets:
Investments securities available-for-sale	943	1,021
Quoted Prices In Active Markets For Identical Assets (Level 1)
Assets:
Investments securities available-for-sale	0	0
Mortgage loans held for sale	0	0
Quoted Prices In Active Markets For Identical Assets (Level 1) \| Forward Commitments For Sale Of Mortgage Loans
Assets:
Derivative Liability	0	0
Significant Other Observable Inputs (Level 2)
Assets:
Investments securities available-for-sale	473,131	457,908
Mortgage loans held for sale	12,549	9,661
Significant Other Observable Inputs (Level 2) \| Forward Commitments For Sale Of Mortgage Loans
Assets:
Derivative Liability	0	0
Significant Unobservable Inputs (Level 3)
Assets:
Investments securities available-for-sale	0	0
Mortgage loans held for sale	0	0
Significant Unobservable Inputs (Level 3) \| Forward Commitments For Sale Of Mortgage Loans
Assets:
Derivative Liability	29	333
Fair Value, Measurements, Recurring
Assets:
Total	473,131	457,908
Financial Liabilities Fair Value Disclosure	29	333
Fair Value, Measurements, Recurring \| Interest Rate Lock Commitments
Assets:
Derivative Liability	$ 29	$ 333
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Fair Value, Measurements, Recurring \| REMIC's
Assets:
Investments securities available-for-sale	$ 468,538	$ 453,268
Fair Value, Measurements, Recurring \| Fannie Mae Certificates
Assets:
Investments securities available-for-sale	943	1,021
Fair Value, Measurements, Recurring \| US Treasury Notes Securities
Assets:
Investments securities available-for-sale	3,650	3,619
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets For Identical Assets (Level 1)
Assets:
Total	0	0
Financial Liabilities Fair Value Disclosure	0	0
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets For Identical Assets (Level 1) \| Interest Rate Lock Commitments
Assets:
Derivative Liability	$ 0	$ 0
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets For Identical Assets (Level 1) \| REMIC's
Assets:
Investments securities available-for-sale	$ 0	$ 0
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets For Identical Assets (Level 1) \| Fannie Mae Certificates
Assets:
Investments securities available-for-sale	0	0
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets For Identical Assets (Level 1) \| US Treasury Notes Securities
Assets:
Investments securities available-for-sale	0	0
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Assets:
Total	473,131	457,908
Financial Liabilities Fair Value Disclosure	0	0
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| Interest Rate Lock Commitments
Assets:
Derivative Liability	$ 0	$ 0
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| REMIC's
Assets:
Investments securities available-for-sale	$ 468,538	$ 453,268
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| Fannie Mae Certificates
Assets:
Investments securities available-for-sale	943	1,021
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| US Treasury Notes Securities
Assets:
Investments securities available-for-sale	3,650	3,619
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Assets:
Total	0	0
Financial Liabilities Fair Value Disclosure	29	333
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| Interest Rate Lock Commitments
Assets:
Derivative Liability	$ 29	$ 333
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| REMIC's
Assets:
Investments securities available-for-sale	$ 0	$ 0
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| Fannie Mae Certificates
Assets:
Investments securities available-for-sale	0	0
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| US Treasury Notes Securities
Assets:
Investments securities available-for-sale	$ 0	$ 0

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

+ References

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Indicates line item in statement of financial position that includes derivative liability.

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Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities.

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Fair value portion of mortgage loans held-for-sale.

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