Balance Sheet Information (Tables)

3 Months Ended

Mar. 26, 2021

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Summary of Inventories

Inventories consisted of the following:

	March 26,		December 25,
(In millions)	2021		2020
Raw materials	$	107.5	$	102.9
Work in process		66.8		64.5
Finished goods		14.9		13.0
Total	$	189.2	$	180.4

Property, Plant and Equipment, Net

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

	Useful Life	March 26,			December 25,
(In millions)	(in years)	2021			2020
Land		$	3.5		$	3.8
Buildings	50		36.0			37.2
Leasehold improvements	5-10		49.5			46.7
Machinery and equipment	*		75.2			73.8
Computer equipment and software	3-10		42.6			42.5
Furniture and fixtures	5		4.5			4.4
			211.3			208.4
Accumulated depreciation			(89.1	)		(84.0	)
Construction in progress			35.1			34.8
Total		$	157.3		$	159.2