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Note 6 - Derivative Instruments (Tables)

12 Months Ended

Sep. 30, 2025

Notes Tables

Derivative Instruments, Gain (Loss) [Table Text Block]

		Year Ended September 30,
		2025				2024				2023
Realized losses on derivatives not designated as hedging instruments		$	(4,103	)		$	(2,808	)		$	(1,174	)

Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]

			Year Ended September 30,
	Hedge Designation		2025				2024
Cross-currency swap	Net Investment Hedge		$	260,025			$	75,978
Foreign exchange contracts	Undesignated			44,603				60,101

		Fair Value of Assets								Fair Value of Liabilities
As of September 30,		2025				2024				2025				2024
Derivatives designated as hedging instruments
Cross-currency swap		$	—			$	—			$	(33,420	)		$	(1,915	)
Derivatives not designated as hedging instruments
Foreign exchange contracts		$	21			$	9			$	(120	)		$	(213	)
Total fair value		$	21			$	9			$	(33,540	)		$	(2,128	)

X

- Definition

Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4CC
-Publisher FASB
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
-Paragraph 4E
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- Definition

Tabular disclosure of the notional amounts of outstanding derivative positions.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 50
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