Note A - Organization and Summary of Significant Accounting Policies - Fair Value of Derivative Instruments Classified As Level 2 Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Derivative assets, current asset	$ 3,144	$ 0
Derivative assets, current liability	0	(814)
Derivative assets, noncurrent liability	0	(4)
Fair Value, Inputs, Level 2 [Member]
Derivative assets, current asset	3,253	0
Derivative assets, noncurrent asset	1,014	0
Derivative assets, current liability	0	(814)
Fair Value Net Asset (Liability) – all Derivative Contracts	4,267	(818)
Fair Value, Inputs, Level 2 [Member] \| Euro Forward Contract [Member]
Derivative assets, current asset	3,144	0
Derivative assets, noncurrent asset	561	0
Derivative assets, current liability	0	(630)
Derivative assets, noncurrent liability	0	(4)
Fair Value, Inputs, Level 2 [Member] \| Swiss Franc Forward Contract [Member]
Derivative assets, current asset	109	0
Derivative assets, current liability	0	(184)
Fair Value, Inputs, Level 2 [Member] \| Interest Rate Swap [Member]
Derivative assets, noncurrent asset	$ 453	$ 0

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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

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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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