Balance Sheet Information (Tables)

12 Months Ended

Dec. 27, 2024

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of Inventories

Inventories consisted of the following:

(In millions)	December 27, 2024		December 29, 2023
Raw materials	$	195.4	$	197.9
Work in process	130.8		107.2
Finished goods	54.8		69.4
Total	$	381.0	$	374.5

Summary of Property, Plant and Equipment, Net

Property, plant and equipment, net, consisted of the following:

(In millions)	Useful Life (In years)	December 27, 2024		December 29, 2023
Land	n/a	$	5.7	$	5.6
Buildings	50	52.2		57.1
Leasehold improvements	*	138.7		110.8
Machinery and equipment	5 - 10	222.4		207.4
Computer equipment and software	3 - 10	78.2		72.2
Furniture and fixtures	5	4.8		5.0
		502.0		458.1
Accumulated depreciation		(214.0)		(170.3)
Construction in progress		37.9		40.5
Total		$	325.9	$	328.3

* Lesser of estimated useful life or remaining lease term