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Segment Information - Net Sales Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	May 02, 2021	Apr. 26, 2020
Revenue from External Customer [Line Items]
Net sales	$ 170,372	$ 132,702
Semiconductor Products Group
Revenue from External Customer [Line Items]
Net sales	$ 170,372	$ 132,702

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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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