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Note L - Derivatives and Hedging (Details Textual) $ in Thousands, € in Millions, SFr in Millions |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 18, 2021 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 EUR (€) | Jun. 30, 2024 CHF (SFr) | Aug. 23, 2021
Deferred Tax Assets, Derivative Instruments |  | $ 0 | $ 56 |  |  |
Derivative, Fixed Interest Rate | 2.40% |  |  |  |  |
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |
Wells Fargo Bank, N.A. [Member] | Credit Agreement [Member] | Term Loan [Member] |  |  |  |  |  |
Debt Instrument, Face Amount | $ 10,000 |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 1.80% |  |  |  |  |
Cash Flow Hedging [Member] |  |  |  |  |  |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax |  | 800 | 500 |  |  |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Interest Income, Effective Portion, Net |  | 400 | 3,100 |  |  |
Foreign Exchange Contract [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |  |  |
Derivative, Notional Amount |  | 11,900 |  |  | SFr 10.5 |
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] |  |  |  |  |  |
Derivative, Notional Amount |  | 34,000 |  | € 30.8 |  |
Accumulated Other Comprehensive Income (Loss) Cumulative Cash Flow Hedges, Gain (Loss) |  | 200 | 200 |  |  |
Deferred Tax Assets, Derivative Instruments |  | 100 | $ 100 |  |  |
Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months |  | $ 200 |  |  |  |
Interest Rate Swap [Member] |  |  |  |  |  |
Derivative, Fixed Interest Rate | 2.40% |  |  |  |  | 2.40%

X
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