Restructuring, Integration, and Other Charges (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 30, 2019	Mar. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring, integration, and other charges	$ 11,660	$ 21,171
Other charges	8,714	8,390
Acquisition-related charges	1,022	6,154
Relocation and other centralization charges	5,559
Restructuring Charges From Current Period [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and integration charges	3,007	11,432
Restructuring Charges From Prior Periods [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and integration charges	$ (61)	$ 1,349

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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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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