Note 15 - Segment and Geographic Information - Revenue By Product Family (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue	$ 1,821,072	$ 1,794,148	$ 1,207,798
DC To DC Products [Member]
Revenue	1,718,623	1,696,594	1,147,329
Lighting Control Products [Member]
Revenue	$ 102,449	$ 97,554	$ 60,469

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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+ Details