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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
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-Section S99
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Name Accounting Standards Codification
-Section 50
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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after rolling tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Name Accounting Standards Codification
-Section 50
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Amortized cost of investment in debt security, measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in rolling sixth through tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-3

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
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-URI https://asc.fasb.org//1943274/2147481800/320-10-50-3

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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (aa)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

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-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

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-Topic 326
-SubTopic 30
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Investment Securities - Amortized cost and fair value of investment securities by contractual maturity - Securities available for sale (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023	Mar. 31, 2023
Available for Sale - Amortized Cost
Amortized Cost	$ 260,715	$ 265,209
Available for Sale - Fair Value
Fair Value	238,972	227,739	$ 227,739
Municipal bonds
Available for Sale - Amortized Cost
Due within one year	4,401
Due after one year through five years	8,262
Due after five years through ten years	44,344
Due after ten years	150,270
Amortized Cost	174,612	177,561
Available for Sale - Fair Value
Due within one year	4,367
Due after one year through five years	8,140
Due after five years through ten years	39,390
Due after ten years	138,368
Fair Value	162,095		151,484
CMO
Available for Sale - Amortized Cost
Amortized Cost	14,094
Available for Sale - Fair Value
Fair Value	12,992
ABS
Available for Sale - Amortized Cost
Amortized Cost	367
Available for Sale - Fair Value
Fair Value	378
SBA certificates
Available for Sale - Amortized Cost
Amortized Cost	11,251
Amortized Cost	11,251	$ 11,587
Available for Sale - Fair Value
Fair Value	10,823
Fair Value	10,823		$ 10,745
Mortgage-backed securities
Available for Sale - Amortized Cost
Amortized Cost	27,726
Available for Sale - Fair Value
Fair Value	$ 24,514