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Note 4 - Other Expense, Net	12 Months Ended
	Dec. 31, 2023
Notes to Financial Statements
Other Income and Other Expense Disclosure [Text Block]	(4) Other Expense, Net The Company recognized other expense of $1,125,000 during the year ended December 31, 2023, which included pension expense of $1,036,000. Foreign currency related expenses were not material for the year ended December 31, 2023. The Company recognized other expense of $800,000 during the year ended December 31, 2022, which included pension expense of $562,000. Foreign currency related expenses were not material for the year ended December 31, 2022.

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The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 610
-Name Accounting Standards Codification
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-Topic 720
-Name Accounting Standards Codification
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