Note 10 - Derivative Financial Instruments - Details About Accumulated Other Comprehensive Income (Loss) Components (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Accumulated other comprehensive income (loss) component	$ (4,032)	$ 2,433	$ 1,730
Interest Rate Swap [Member] \| Interest Expense [Member] \| Cash Flow Hedging [Member]
Accumulated other comprehensive income (loss) component	(4,704)	1,964	2,287
Foreign Exchange Contract [Member] \| Other Nonoperating Income (Expense) [Member] \| Cash Flow Hedging [Member]
Accumulated other comprehensive income (loss) component	$ 672	$ 469	$ (557)

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4D
-Subparagraph (b)
-SubTopic 10
-Topic 815
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4D

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C

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