Note 7 - Segment, Significant Customers and Geographic Information - Revenue By Product Family (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenue	$ 441,128	$ 461,004	$ 892,193	$ 838,718
DC To DC Products [Member]
Revenue	418,175	442,250	843,356	801,099
Lighting Control Products [Member]
Revenue	$ 22,953	$ 18,754	$ 48,837	$ 37,619

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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+ Details