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Property and Equipment, net - Schedule of Property and Equipment, net (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended	9 Months Ended
	May 31, 2024	Sep. 28, 2024	Sep. 28, 2024	Sep. 30, 2023	Mar. 30, 2024	Dec. 30, 2023
Property, Plant and Equipment [Line Items]
Total property and equipment		$ 723.2	$ 723.2			$ 686.8
Accumulated depreciation		(305.3)	(305.3)			(262.4)
Property and equipment, net		417.9	417.9			424.4
Idle undeveloped land held for sale					$ 11.4
Gain on sale of land			0.3	$ (0.6)
Proceeds from sale of property and equipment			13.5	$ 0.0
Machinery, equipment and tooling
Property, Plant and Equipment [Line Items]
Total property and equipment		188.7	188.7			169.7
Building and building improvements
Property, Plant and Equipment [Line Items]
Total property and equipment		151.0	151.0			151.0
Operating lease assets
Property, Plant and Equipment [Line Items]
Total property and equipment		128.2	128.2			92.2
Land
Property, Plant and Equipment [Line Items]
Total property and equipment		55.0	55.0			66.2
Gain on sale of land	$ 0.9
Computer equipment and software
Property, Plant and Equipment [Line Items]
Total property and equipment		47.0	47.0			45.5
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment		42.0	42.0			37.5
Transportation, vehicles and other
Property, Plant and Equipment [Line Items]
Total property and equipment		27.2	27.2			34.0
Furniture and office equipment
Property, Plant and Equipment [Line Items]
Total property and equipment		19.9	19.9			20.4
Demonstration units
Property, Plant and Equipment [Line Items]
Total property and equipment		12.3	12.3			11.1
Construction-in-progress (CIP)
Property, Plant and Equipment [Line Items]
Total property and equipment		51.9	$ 51.9			$ 59.2
Vehicles
Property, Plant and Equipment [Line Items]
Proceeds from sale of property and equipment		$ 2.0

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