Note 1 - Summary of Significant Accounting Policies - Noncurrent Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Net Sales	$ 139,332	$ 134,123
Medical [Member]
Net Sales	78,666	75,907
Aerospace and Defense [Member]
Net Sales	20,553	19,479
Industrial [Member]
Net Sales	$ 40,113	$ 38,737