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Federal Income Taxes: Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023
--- | --- | ---
Deferred Tax Assets |  |
Allowance for credit losses | $ 3,739 | $ 3,392
Allowance for OREO losses | 5 | 5
OTTI credit impairment on investment securities | 50 | 50
Accrued interest on loans | 69 | 58
Deferred compensation and bonuses | 163 | 217
Operating lease liabilities | 331 | 392
Net unrealized losses on investment securities and investments in equity securities | 5 | 288
Other | 70 | 85
Total deferred tax assets | 4,432 | 4,487
Deferred Tax Liabilities |  |
Goodwill | 1,187 | 1,187
Loan servicing rights | 288 | 446
Depreciation | 815 | 906
Loan fees/costs | 1,044 | 983
Prepaid expenses | 159 | 172
Purchase accounting adjustment | 110 | 159
Operating lease ROU assets | 310 | 372
Other | 27 | 0
Total deferred tax liabilities | 3,940 | 4,225
Net deferred tax assets | $ 492 | $ 262

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