Restructuring, Integration, and Other Charges - Accrual (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($)	Oct. 01, 2016 USD ($)	Sep. 30, 2017 USD ($)	Oct. 01, 2016 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 15,896	$ 24,267	$ 55,817	$ 61,161
Restructuring Reserve	29,448		29,448
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	25,460		25,460
Restructuring Reserve Scheduled Severance Payments Current Year	20,918		20,918
Restructuring Reserve Scheduled Severance Payments Year One	3,917		3,917
Restructuring Reserve Scheduled Severance Payments Year Two	601		601
Restructuring Reserve Scheduled Severance Payments Year Three	24		24
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	3,420		3,420
Restructuring Reserve Scheduled Lease Payments Current Year	2,297		2,297
Restructuring Reserve Scheduled Lease Payments Year One	507		507
Restructuring Reserve Scheduled Lease Payments Year Two	112		112
Restructuring Reserve Scheduled Lease Payments Year Three	108		108
Restructuring Reserve Scheduled Lease Payments Year Four	104		104
Restructuring Reserve Scheduled Lease Payments Thereafter	292		292
Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	$ 568		$ 568
Number of Years for the Other Accrual to Be Spent	1		1
Restructuring Charges 2017 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 12,050	12,028	$ 34,296	22,131
Payments for Restructuring			(17,612)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			971
Restructuring Reserve	17,655		17,655
Restructuring Charges 2017 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges			29,030
Payments for Restructuring			(14,203)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			868
Restructuring Reserve	15,695		15,695
Restructuring Charges 2017 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges			4,222
Payments for Restructuring			(2,575)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			83
Restructuring Reserve	1,730		1,730
Restructuring Charges 2017 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges			1,044
Payments for Restructuring			(834)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			20
Restructuring Reserve	230		230
Restructuring Charges 2016 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			15,803
Payments for Restructuring			(14,154)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			654
Restructuring Reserve, Accrual Adjustment			5,932
Restructuring Reserve	8,235		8,235
Restructuring Charges 2016 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			11,694
Payments for Restructuring			(11,347)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			436
Restructuring Reserve, Accrual Adjustment			6,422
Restructuring Reserve	7,205		7,205
Restructuring Charges 2016 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			3,793
Payments for Restructuring			(2,688)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			187
Restructuring Reserve, Accrual Adjustment			(472)
Restructuring Reserve	820		820
Restructuring Charges 2016 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			316
Payments for Restructuring			(119)
Restructuring Reserve, Foreign Currency Translation Gain (Loss)			31
Restructuring Reserve, Accrual Adjustment			(18)
Restructuring Reserve	210		210
Restructuring Charges From Prior to 2016 [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment			416
Restructuring Reserve	3,558		3,558
Restructuring Charges From Prior to 2016 [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment			773
Restructuring Reserve	2,560		2,560
Restructuring Charges From Prior to 2016 [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment			(337)
Restructuring Reserve	870		870
Restructuring Charges From Prior to 2016 [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment			(20)
Restructuring Reserve	128		128
Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	3,596	12,726	15,173	35,556
Restructuring Charges From Prior Periods [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 250	$ (487)	$ 6,348	$ 3,474