Segment Information - Net Sales Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Aug. 01, 2021	Jul. 26, 2020	Aug. 01, 2021	Jul. 26, 2020
Revenue from External Customer [Line Items]
Net sales	$ 185,004	$ 143,660	$ 355,376	$ 276,362
Semiconductor Products Group
Revenue from External Customer [Line Items]
Net sales	$ 185,004	$ 143,660	$ 355,376	$ 276,362

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.

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+ Details