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Goodwill and Intangible Assets - Goodwill (Details) - USD ($) $ in Thousands	Jan. 26, 2025	Jan. 28, 2024
Goodwill [Line Items]
Goodwill	$ 1,296,202	$ 1,296,848
Accumulated Impairment Losses	(763,111)	(755,621)
Carrying Value	533,091	541,227
Operating Segments | Signal Integrity
Goodwill [Line Items]
Goodwill	267,205	267,205
Accumulated Impairment Losses	0	0
Carrying Value	267,205	267,205
Operating Segments | Analog Mixed Signal and Wireless
Goodwill [Line Items]
Goodwill	83,101	83,101
Accumulated Impairment Losses	0	0
Carrying Value	83,101	83,101
Operating Segments | IoT Systems and Connectivity
Goodwill [Line Items]
Goodwill	945,896	946,542
Accumulated Impairment Losses	(763,111)	(755,621)
Carrying Value	$ 182,785	$ 190,921

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