Note 11 - Segment Reporting - Net Sales by Market (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net sales		$ 96,970	$ 50,723	$ 262,555	$ 149,977
Percentage of concentration risk	[1]	100.00%	100.00%	100.00%	100.00%
Medical [Member]
Net sales		$ 81,591	$ 32,376	$ 208,464	$ 95,088
Percentage of concentration risk	[1]	84.10%	63.80%	79.40%	63.40%
Automotive [Member]
Net sales		$ 4,681	$ 3,852	$ 13,383	$ 12,065
Percentage of concentration risk	[1]	4.80%	7.60%	5.10%	8.00%
Aerospace & Defense [Member]
Net sales		$ 3,590	$ 3,881	$ 11,097	$ 12,636
Percentage of concentration risk	[1]	3.70%	7.70%	4.20%	8.40%
Consumer [Member]
Net sales		$ 3,099	$ 6,449	$ 15,644	$ 18,125
Percentage of concentration risk	[1]	3.20%	12.70%	6.00%	12.10%
Industrial [Member]
Net sales		$ 2,748	$ 2,162	$ 7,924	$ 6,508
Percentage of concentration risk	[1]	2.80%	4.30%	2.90%	4.20%
Electronics [Member]
Net sales		$ 1,261	$ 2,003	$ 6,043	$ 5,555
Percentage of concentration risk	[1]	1.30%	4.00%	2.40%	3.70%

[1] Certain amounts for the three and nine months ended September 30, 2021, were reclassified between markets to conform to the current period presentation.