Restructuring, Integration, and Other Charges (Credits) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring, integration, and other charges (credits)	$ (2,840)	$ 43,120	$ 6,948	$ 74,692
Relocation and other centralization charges (credits)		(1,039)		7,694
Other charges (credits)	(6,454)	30,810	(1,122)	52,941
Restructuring Charges From Current Period [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and integration charges (credits)	4,161	12,484	9,150	20,562
Restructuring Charges (Credits) From Prior Periods [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and integration charges (credits)	(547)	(174)	(1,080)	1,189
Expense reduction program \| Personnel charges
Restructuring Cost and Reserve [Line Items]
Other charges (credits)	$ 1,133	$ 30,906	$ 4,163	$ 30,906

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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