Note 4 - Other (Income) Expense, Net (Details Textual) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Other Nonoperating Income (Expense) | $ 1,960,000 | $ (1,217,000) |
| Proceeds from Sale of Property, Plant, and Equipment | 2,924,000 | 24,000 |
| Sale and Leaseback Transaction, Gain (Loss), Net | 2,370,000 | (0) |
| Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component | 571,000 | (795,000) |
| Gain (Loss), Foreign Currency Transaction, before Tax | 0 | $ (300,000) |
| Sale of Facility in Louisville, Kentucky [Member] | ||
| Sale Leaseback Transaction, Net Book Value | 414,000 | |
| Proceeds from Sale of Property, Plant, and Equipment | 2,920,000 | |
| Sale and Leaseback Transaction, Gain (Loss), Net | $ 2,506,000 | |
| X | ||||||||||
- Definition Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expense (reversal of expense) for net periodic benefit cost components, excluding service cost component, of defined benefit plan. Amount includes, but is not limited to, interest cost, expected (return) loss on plan asset, amortization of prior service cost (credit), amortization of (gain) loss, amortization of transition (asset) obligation, settlement (gain) loss, curtailment (gain) loss and certain termination benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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| X | ||||||||||
- Details
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