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Segment Information - Net Sales Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	May 01, 2022	May 02, 2021
Revenue from External Customer [Line Items]
Net sales	$ 202,149	$ 170,372
Gross profit	130,253	104,861
High-Performance Analog Group
Revenue from External Customer [Line Items]
Net sales	146,601	125,202
Gross profit	102,061	83,080
System Protection Group
Revenue from External Customer [Line Items]
Net sales	55,548	45,170
Gross profit	29,187	22,741
Unallocated costs, including share-based compensation
Revenue from External Customer [Line Items]
Gross profit	$ (995)	$ (960)

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