Note 11 - Operating Segment and Geographic Information (Details Textual) $ in Thousands	12 Months Ended
Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Total Identifiable Assets	$ 226,330	$ 253,005
Number of Major Customers	1	1
Number of Employees Covered Under Collective Bargaining Agreement	28
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Customer One [Member]
Concentration Risk, Percentage	19.00%	20.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Customer Two [Member]
Concentration Risk, Percentage	13.00%	11.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Customer One [Member]
Concentration Risk, Percentage	25.00%	29.00%
MEXICO
Total Identifiable Assets	$ 0	$ 5,300

Amount of asset recognized for present right to economic benefit.

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