Segment Information - Net Sales Activity by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 29, 2023	Oct. 30, 2022	Oct. 29, 2023	Oct. 30, 2022
Revenue from External Customer [Line Items]
Net sales	$ 200,899	$ 177,618	$ 675,810	$ 589,021
Gross profit	$ 92,966	$ 114,569	$ 296,640	$ 378,545
Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
Signal Integrity
Revenue from External Customer [Line Items]
Net sales	$ 48,737	$ 76,705	$ 136,890	$ 243,362
Gross profit	$ 25,323	$ 53,384	$ 78,257	$ 169,475
Signal Integrity | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	24.00%	43.00%	20.00%	41.00%
Advanced Protection and Sensing
Revenue from External Customer [Line Items]
Net sales	$ 50,569	$ 51,225	$ 135,147	$ 188,922
Gross profit	$ 22,637	$ 27,169	$ 69,152	$ 100,463
Advanced Protection and Sensing | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	25.00%	29.00%	20.00%	32.00%
IoT Systems
Revenue from External Customer [Line Items]
Net sales	$ 77,373	$ 49,688	$ 331,404	$ 156,737
Gross profit	$ 42,576	$ 35,869	$ 152,908	$ 114,359
IoT Systems | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	39.00%	28.00%	49.00%	27.00%
IoT Connected Services
Revenue from External Customer [Line Items]
Net sales	$ 24,220	$ 0	$ 72,369	$ 0
Gross profit	$ 11,770	$ 0	$ 34,836	$ 0
IoT Connected Services | Net sales | Customer Concentration Risk
Revenue from External Customer [Line Items]
Concentration risk, percentage	12.00%	0.00%	11.00%	0.00%
Unallocated costs, including share-based compensation and amortization of acquired technology
Revenue from External Customer [Line Items]
Gross profit	$ (9,340)	$ (1,853)	$ (38,513)	$ (5,752)