Note 12 - Segment Reporting - Net Sales by Market (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net sales	$ 100,784	$ 96,970	$ 298,575	$ 262,555
Percentage of concentration risk	100.00%	100.00%	100.00%	100.00%
Medical [Member]
Net sales	$ 87,127	$ 81,591	$ 257,092	$ 208,464
Percentage of concentration risk	86.50%	84.20%	86.10%	79.40%
Aerospace & Defense [Member]
Net sales	$ 4,377	$ 3,590	$ 12,828	$ 11,097
Percentage of concentration risk	4.30%	3.70%	4.30%	4.20%
Automotive [Member]
Net sales	$ 4,378	$ 4,681	$ 12,821	$ 13,383
Percentage of concentration risk	4.30%	4.80%	4.30%	5.10%
industrial or Other [Member]
Net sales	$ 4,902	$ 7,108	$ 15,834	$ 29,611
Percentage of concentration risk	4.90%	7.30%	5.30%	11.30%