Restructuring, Integration, and Other Charges - Accrual (Details) $ in Thousands	3 Months Ended
	Apr. 02, 2016 USD ($)	Mar. 28, 2015 USD ($)
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 20,788	$ 16,196
Restructuring Reserve	14,194
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	11,901
Restructuring Reserve Scheduled Severance Payments Current Year	10,548
Restructuring Reserve Scheduled Severance Payments Year One	1,113
Restructuring Reserve Scheduled Severance Payments Year Two	240
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	2,022
Restructuring Reserve Scheduled Lease Payments Current Year	1,790
Restructuring Reserve Scheduled Lease Payments Year One	165
Restructuring Reserve Scheduled Lease Payments Year Two	67
Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	$ 271
Number of Years for the Other Accrual to Be Spent	1
Restructuring Charges 2015 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	$ 16,883
Restructuring Reserve, Accrual Adjustment	1,934
Payments for Restructuring	(9,974)
Restructuring Reserve, Translation Adjustment	167
Restructuring Reserve	9,010
Restructuring Charges 2015 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	16,321
Restructuring Reserve, Accrual Adjustment	1,916
Payments for Restructuring	(9,783)
Restructuring Reserve, Translation Adjustment	54
Restructuring Reserve	8,508
Restructuring Charges 2015 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	403
Restructuring Reserve, Accrual Adjustment	18
Payments for Restructuring	(191)
Restructuring Reserve, Translation Adjustment	1
Restructuring Reserve	231
Restructuring Charges 2015 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	159
Restructuring Reserve, Accrual Adjustment	0
Payments for Restructuring	0
Restructuring Reserve, Translation Adjustment	112
Restructuring Reserve	271
Restructuring Charges 2016 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	2,451	9,310
Payments for Restructuring	831
Restructuring Reserve, Translation Adjustment	(7)
Restructuring Reserve	1,613
Restructuring Charges 2016 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	2,451
Payments for Restructuring	831
Restructuring Reserve, Translation Adjustment	(7)
Restructuring Reserve	1,613
Restructuring Charges 2016 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	0
Payments for Restructuring	0
Restructuring Reserve, Translation Adjustment	0
Restructuring Reserve	0
Restructuring Charges 2016 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	0
Payments for Restructuring	0
Restructuring Reserve, Translation Adjustment	0
Restructuring Reserve	0
Restructuring Charges From Prior Periods [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	2,123	410
Restructuring Charges From Prior to 2015 [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	5,095
Restructuring Reserve, Accrual Adjustment	189
Payments for Restructuring	(1,726)
Restructuring Reserve, Translation Adjustment	13
Restructuring Reserve	3,571
Restructuring Charges From Prior to 2015 [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	2,754
Restructuring Reserve, Accrual Adjustment	(318)
Payments for Restructuring	(671)
Restructuring Reserve, Translation Adjustment	15
Restructuring Reserve	1,780
Restructuring Charges From Prior to 2015 [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	2,341
Restructuring Reserve, Accrual Adjustment	47
Payments for Restructuring	(595)
Restructuring Reserve, Translation Adjustment	(2)
Restructuring Reserve	1,791
Restructuring Charges From Prior to 2015 [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring Reserve, Accrual Adjustment	460
Payments for Restructuring	(460)
Restructuring Reserve, Translation Adjustment	0
Restructuring Reserve	0
Restructuring Charges From Acquisitions [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 16,214	$ 6,476