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Note 11 - Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Dec. 31, 2024

Notes Tables

Comprehensive Income (Loss) [Table Text Block]

						Tax
		Before-Tax				(Expense)				Net-of-Tax
		Amount				or Benefit				Amount
Three Months Ended December 31, 2024
Interest rate swaps:
Unrealized gains		$	694,177			$	(178,681	)		$	515,496
Transfer of realized gains to interest expense			(384,273	)			98,912				(285,361	)
Net interest rate swaps			309,904				(79,769	)			230,135
Defined benefit plans:
Amortization of net actuarial gains			(10,378	)			2,671				(7,707	)
Other comprehensive income		$	299,526			$	(77,098	)		$	222,428
Three Months Ended December 31, 2023
Interest rate swaps:
Unrealized losses		$	(836,071	)		$	215,205			$	(620,866	)
Transfer of realized gains to interest expense			(545,183	)			140,329				(404,854	)
Net interest rate swaps			(1,381,254	)			355,534				(1,025,720	)
Defined benefit plans:
Amortization of net actuarial losses			16,015				(4,122	)			11,893
Other comprehensive loss		$	(1,365,239	)		$	351,412			$	(1,013,827	)

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

										Accumulated
										Other
		Interest Rate				Defined Benefit				Comprehensive
		Swaps				Plans				Income
Balance at September 30, 2024		$	1,531,649			$	(205,078	)		$	1,326,571
Other comprehensive income (loss)			230,135				(7,707	)			222,428
Balance at December 31, 2024		$	1,761,784			$	(212,785	)		$	1,548,999

X

- Definition

Tabular disclosure of the components of accumulated other comprehensive income (loss).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 14A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-14A

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 20
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481694/830-30-45-20

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Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Paragraph 1
-Section 45
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-1

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