Note 16 - Segments - Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenue	$ 123,638	$ 158,682	$ 384,933	$ 499,803
Gross Profit	$ 44,677	$ 55,465	$ 146,151	$ 164,666
Gross Profit %	36.10%	35.00%	38.00%	32.90%
Power Solutions and Protection Segment [Member]
Revenue	$ 48,680	$ 74,862	$ 167,478	$ 245,134
Gross Profit	$ 19,167	$ 31,206	$ 72,419	$ 92,010
Gross Profit %	39.40%	41.70%	43.20%	37.50%
Connectivity Solutions [Member]
Revenue	$ 55,715	$ 51,771	$ 167,822	$ 160,010
Gross Profit	$ 20,405	$ 18,510	$ 62,535	$ 57,218
Gross Profit %	36.60%	35.80%	37.30%	35.80%
Magnetic Solutions Segment [Member]
Revenue	$ 19,243	$ 32,049	$ 49,633	$ 94,659
Gross Profit	$ 5,245	$ 7,051	$ 11,861	$ 21,814
Gross Profit %	27.30%	22.00%	23.90%	23.00%
Corporate Segment [Member]
Revenue	$ 0	$ 0	$ 0	$ 0
Gross Profit	$ (140)	$ (1,302)	$ (664)	$ (6,376)