Restructuring - Statements of Operations (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Nov. 01, 2025	Nov. 02, 2024	Nov. 01, 2025	Nov. 02, 2024
Restructuring Cost and Reserve [Line Items]
Employee severance	$ 2.7	$ 6.7	$ 6.4	$ 13.6
Recognition of contractual obligations			20.5
Other, net	0.3	74.1	(14.4)	75.3
Restructuring related charges, net	10.1	715.1	6.5	723.2
Contract Termination
Restructuring Cost and Reserve [Line Items]
Recognition of contractual obligations	7.1	114.0	14.5	114.0
Acquired intangible assets
Restructuring Cost and Reserve [Line Items]
Impairment and write-off assets	0.0	240.1	0.0	240.1
Purchased technology license
Restructuring Cost and Reserve [Line Items]
Impairment and write-off assets	0.0	159.0	0.0	159.0
Inventories
Restructuring Cost and Reserve [Line Items]
Impairment and write-off assets	0.0	62.0	0.0	62.0
Property and equipment
Restructuring Cost and Reserve [Line Items]
Impairment and write-off assets	0.0	34.0	0.0	34.0
Other non-current assets
Restructuring Cost and Reserve [Line Items]
Impairment and write-off assets	$ 0.0	$ 25.2	$ 0.0	$ 25.2

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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