Note H - Derivative Financial Instruments (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 26, 2020 |
Sep. 28, 2019 |
Sep. 26, 2020 |
Sep. 28, 2019 |
|
| Derivative, Notional Amount | $ 90,000 | $ 110,000 | $ 90,000 | $ 110,000 |
| Derivative, Gain on Derivative | 0 | $ 0 | 846 | $ 276 |
| Derivative Assets (Liabilities), at Fair Value, Net, Total | $ 0 | $ 0 | ||
| X | ||||||||||
- Definition Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of increase in the fair value of derivatives recognized in the income statement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Nominal or face amount used to calculate payment on derivative. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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