Note A - Basis of Presentation and Summary of Significant Accounting Policies - Fair Value of Derivative Instruments Classified As Level 2 Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Jun. 30, 2022
Derivative assets, current asset	$ 911	$ 3,144
Fair Value, Inputs, Level 2 [Member]
Derivative assets, current asset	911	3,253
Derivative assets, noncurrent asset	542	1,014
Derivative assets, current liability		0
Fair Value Net Asset – all Derivative Contracts	1,453	4,267
Fair Value, Inputs, Level 2 [Member] \| Euro Forward Contract [Member]
Derivative assets, current asset	593	3,144
Derivative assets, noncurrent asset	0	561
Derivative assets, current liability		0
Fair Value, Inputs, Level 2 [Member] \| Swiss Franc Forward Contract [Member]
Derivative assets, current asset	318	109
Derivative assets, current liability	0	0
Fair Value, Inputs, Level 2 [Member] \| Interest Rate Swap [Member]
Derivative assets, noncurrent asset	$ 542	$ 453

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483466/210-20-50-3

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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