Segment Information - Revenue by Geographic Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2022	Jan. 31, 2021	Jan. 26, 2020
Geographic Information And Concentration Of Risk [Line Items]
Net sales	$ 740,858	$ 595,117	$ 547,512
Asia-Pacific
Geographic Information And Concentration Of Risk [Line Items]
Net sales	583,852	474,040	421,584
North America
Geographic Information And Concentration Of Risk [Line Items]
Net sales	90,796	71,866	76,652
Europe
Geographic Information And Concentration Of Risk [Line Items]
Net sales	$ 66,210	$ 49,211	$ 49,276
Net sales revenue | Customer Concentration Risk
Geographic Information And Concentration Of Risk [Line Items]
Concentration risk, percentage	100.00%	100.00%	100.00%
Net sales revenue | Asia-Pacific | Customer Concentration Risk
Geographic Information And Concentration Of Risk [Line Items]
Concentration risk, percentage	79.00%	80.00%	77.00%
Net sales revenue | North America | Customer Concentration Risk
Geographic Information And Concentration Of Risk [Line Items]
Concentration risk, percentage	12.00%	12.00%	14.00%
Net sales revenue | Europe | Customer Concentration Risk
Geographic Information And Concentration Of Risk [Line Items]
Concentration risk, percentage	9.00%	8.00%	9.00%