Note 1 - Summary of Accounting Policies - Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023
Foreign exchange contracts	$ 0	$ 0
Interest rate swaps	4,673	10,235
Debt securities	2,679	2,729
Equity securities	2,009	2,046
Contingent consideration(a)	660
Foreign exchange contracts		1,722
Fair Value, Inputs, Level 1 [Member]
Foreign exchange contracts	0	0
Interest rate swaps	0	0
Debt securities	0	0
Equity securities	0	0
Contingent consideration(a)	660
Foreign exchange contracts		0
Fair Value, Inputs, Level 2 [Member]
Foreign exchange contracts	0	0
Interest rate swaps	4,673	10,235
Debt securities	0	0
Equity securities	0	0
Contingent consideration(a)	0
Foreign exchange contracts		1,722
Fair Value, Inputs, Level 3 [Member]
Foreign exchange contracts	0	0
Interest rate swaps	0	0
Debt securities	2,679	2,729
Equity securities	2,009	2,046
Contingent consideration(a)	0
Foreign exchange contracts		0
Deferred Compensation Plan [Member]
Marketable securities - deferred compensation plan	4,917	3,720
Deferred Compensation Plan [Member] \| Fair Value, Inputs, Level 1 [Member]
Marketable securities - deferred compensation plan	4,917	3,720
Deferred Compensation Plan [Member] \| Fair Value, Inputs, Level 2 [Member]
Marketable securities - deferred compensation plan	0	0
Deferred Compensation Plan [Member] \| Fair Value, Inputs, Level 3 [Member]
Marketable securities - deferred compensation plan	$ 0	$ 0

Amount of liability recognized arising from contingent consideration in a business combination.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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