Restructuring, Integration, and Other Charges - Accrual (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2016 USD ($)	Sep. 26, 2015 USD ($)	Oct. 01, 2016 USD ($)	Sep. 26, 2015 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 24,267	$ 17,756	$ 61,161	$ 51,099
Restructuring Reserve	20,717		20,717
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	14,839		14,839
Restructuring Reserve Scheduled Severance Payments Current Year	8,413		8,413
Restructuring Reserve Scheduled Severance Payments Year One	6,213		6,213
Restructuring Reserve Scheduled Severance Payments Year Two	179		179
Restructuring Reserve Scheduled Severance Payments Year Three	17		17
Restructuring Reserve Scheduled Severance Payments Year Four	17		17
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	4,996		4,996
Restructuring Reserve Scheduled Lease Payments Current Year	3,114		3,114
Restructuring Reserve Scheduled Lease Payments Year One	1,004		1,004
Restructuring Reserve Scheduled Lease Payments Year Two	703		703
Restructuring Reserve Scheduled Lease Payments Year Three	175		175
Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	$ 882		$ 882
Number of Years for the Other Accrual to Be Spent	1		1
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Loss Contingency Accrual, Period Increase (Decrease)	$ 2,376		$ 2,376
Restructuring Charges 2015 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			16,883
Restructuring Reserve, Accrual Adjustment			3,967
Payments for Restructuring			(16,152)
Restructuring Reserve, Translation Adjustment			24
Restructuring Reserve	4,722		4,722
Restructuring Charges 2015 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			16,321
Restructuring Reserve, Accrual Adjustment			1,724
Payments for Restructuring			(15,319)
Restructuring Reserve, Translation Adjustment			12
Restructuring Reserve	2,738		2,738
Restructuring Charges 2015 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			403
Restructuring Reserve, Accrual Adjustment			2,243
Payments for Restructuring			(827)
Restructuring Reserve, Translation Adjustment			1
Restructuring Reserve	1,820		1,820
Restructuring Charges 2015 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			159
Restructuring Reserve, Accrual Adjustment			0
Payments for Restructuring			(6)
Restructuring Reserve, Translation Adjustment			11
Restructuring Reserve	164		164
Restructuring Charges 2016 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	12,028	9,378	22,131	28,563
Payments for Restructuring			(8,021)
Restructuring Reserve, Translation Adjustment			(85)
Restructuring Reserve	14,025		14,025
Restructuring Charges 2016 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges			18,007
Payments for Restructuring			(7,160)
Restructuring Reserve, Translation Adjustment			(68)
Restructuring Reserve	10,779		10,779
Restructuring Charges 2016 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges			3,152
Payments for Restructuring			(604)
Restructuring Reserve, Translation Adjustment			(20)
Restructuring Reserve	2,528		2,528
Restructuring Charges 2016 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges			972
Payments for Restructuring			(257)
Restructuring Reserve, Translation Adjustment			3
Restructuring Reserve	718		718
Restructuring Charges From Prior Periods [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	(487)	570	3,474	1,248
Restructuring Charges From Prior to 2015 [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			5,095
Restructuring Reserve, Accrual Adjustment			(493)
Payments for Restructuring			(2,745)
Restructuring Reserve, Translation Adjustment			113
Restructuring Reserve	1,970		1,970
Restructuring Charges From Prior to 2015 [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			2,754
Restructuring Reserve, Accrual Adjustment			(308)
Payments for Restructuring			(1,185)
Restructuring Reserve, Translation Adjustment			61
Restructuring Reserve	1,322		1,322
Restructuring Charges From Prior to 2015 [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			2,341
Restructuring Reserve, Accrual Adjustment			(491)
Payments for Restructuring			(1,180)
Restructuring Reserve, Translation Adjustment			(22)
Restructuring Reserve	648		648
Restructuring Charges From Prior to 2015 [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			0
Restructuring Reserve, Accrual Adjustment			306
Payments for Restructuring			(380)
Restructuring Reserve, Translation Adjustment			74
Restructuring Reserve	0		0
Restructuring Charges From Acquisitions [Member]
Restructuring Cost and Reserve [Line Items]
Acquisition-related expenses (credits)		5,267		18,748
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 12,726	$ 7,808	$ 35,556	$ 21,288