Note 4 - Revenue - Disaggregation of Revenue by Product Group and Sales Channel (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Net sales	$ 123,638	$ 158,682	$ 384,933	$ 499,803
Sales Channel, Directly to Consumer [Member]
Net sales	80,443	108,897	248,917	345,906
Sales Channel, Through Intermediary [Member]
Net sales	43,195	49,785	136,016	153,897
Power Solutions and Protection [Member]
Net sales	48,680	74,862	167,478	245,134
Power Solutions and Protection [Member] | Sales Channel, Directly to Consumer [Member]
Net sales	32,960	52,507	109,357	174,143
Power Solutions and Protection [Member] | Sales Channel, Through Intermediary [Member]
Net sales	15,720	22,355	58,121	70,991
Connectivity Solutions [Member]
Net sales	55,715	51,771	167,822	160,010
Connectivity Solutions [Member] | Sales Channel, Directly to Consumer [Member]
Net sales	34,085	31,369	104,583	101,063
Connectivity Solutions [Member] | Sales Channel, Through Intermediary [Member]
Net sales	21,630	20,402	63,239	58,947
Magnetic Solutions [Member]
Net sales	19,243	32,049	49,633	94,659
Magnetic Solutions [Member] | Sales Channel, Directly to Consumer [Member]
Net sales	13,398	25,021	34,977	70,700
Magnetic Solutions [Member] | Sales Channel, Through Intermediary [Member]
Net sales	5,845	7,028	14,656	23,959
North America [Member]
Net sales	80,555	111,083	262,038	346,949
North America [Member] | Power Solutions and Protection [Member]
Net sales	30,806	55,262	109,552	182,183
North America [Member] | Connectivity Solutions [Member]
Net sales	42,414	42,841	131,678	130,086
North America [Member] | Magnetic Solutions [Member]
Net sales	7,335	12,980	20,808	34,680
Europe [Member]
Net sales	25,909	22,804	79,864	75,704
Europe [Member] | Power Solutions and Protection [Member]
Net sales	13,172	13,759	44,115	43,266
Europe [Member] | Connectivity Solutions [Member]
Net sales	11,422	7,500	32,100	25,462
Europe [Member] | Magnetic Solutions [Member]
Net sales	1,315	1,545	3,649	6,976
Asia [Member]
Net sales	17,174	24,795	43,031	77,150
Asia [Member] | Power Solutions and Protection [Member]
Net sales	4,702	5,841	13,811	19,685
Asia [Member] | Connectivity Solutions [Member]
Net sales	1,879	1,430	4,044	4,462
Asia [Member] | Magnetic Solutions [Member]
Net sales	$ 10,593	$ 17,524	$ 25,176	$ 53,003