Goodwill and Intangible Assets - Goodwill by Reporting Unit (Details) - USD ($)	3 Months Ended			12 Months Ended
	Jan. 28, 2024	Oct. 29, 2023	Jul. 30, 2023	Jan. 28, 2024	Jan. 29, 2023	Jan. 30, 2022
Goodwill [Roll Forward]
Beginning balance				$ 1,281,703,000
Measurement period adjustments				23,925,000
Reallocation				0
Cumulative translation adjustment				(8,780,000)
Impairment	$ (473,800,000)	$ (2,300,000)	$ (279,600,000)	(755,621,000)	$ 0	$ 0
Ending balance	541,227,000			541,227,000	1,281,703,000
Unallocated
Goodwill [Roll Forward]
Beginning balance				931,397,000
Measurement period adjustments				23,925,000
Reallocation				(955,322,000)
Cumulative translation adjustment				0
Impairment				0
Ending balance	0			0	931,397,000
Analog Mixed Signal and Wireless | Operating Segments
Goodwill [Roll Forward]
Beginning balance				14,639,000
Measurement period adjustments				0
Reallocation				68,462,000
Cumulative translation adjustment				0
Impairment				0
Ending balance	83,101,000			83,101,000	14,639,000
Signal Integrity Products Group | Operating Segments
Goodwill [Roll Forward]
Beginning balance				274,085,000
Measurement period adjustments				0
Reallocation				(6,880,000)
Cumulative translation adjustment				0
Impairment				0
Ending balance	267,205,000			267,205,000	274,085,000
IoT System | Operating Segments
Goodwill [Roll Forward]
Beginning balance				61,582,000
Measurement period adjustments				0
Reallocation				593,945,000
Cumulative translation adjustment				(2,353,000)
Impairment				(546,609,000)
Ending balance	106,565,000			106,565,000	61,582,000
IoT Connected Services | Operating Segments
Goodwill [Roll Forward]
Beginning balance				0
Measurement period adjustments				0
Reallocation				299,795,000
Cumulative translation adjustment				(6,427,000)
Impairment	(138,400,000)	$ (1,600,000)	$ (69,000,000)	(209,012,000)
Ending balance	$ 84,356,000			$ 84,356,000	$ 0