Restructuring, Integration, and Other Charges - Accrual (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Restructuring Reserve [Roll Forward]
Restructuring, integration, and other charges	$ 9,632	$ 30,224	$ 21,246	$ 51,834
Restructuring Reserve	17,679		17,679
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	12,512		12,512
Number of Years for the Personnel Accrual to Be Spent	1		1
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	5,042		5,042
Restructuring Reserve Scheduled Lease Payments Current Year	2,655		2,655
Restructuring Reserve Scheduled Lease Payments Year One	1,528		1,528
Restructuring Reserve Scheduled Lease Payments Year Two	537		537
Restructuring Reserve Scheduled Lease Payments Year Three	133		133
Restructuring Reserve Scheduled Lease Payments Year Four	189		189
Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	125		125
Number of Years for the Other Accrual to Be Spent	1		1
Restructuring Charges 2014 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring, integration, and other charges	10,993		21,406
Payments for Restructuring			(12,763)
Restructuring Reserve, Settled without Cash			(729)
Restructuring Reserve, Translation Adjustment			(49)
Restructuring Reserve	7,865		7,865
Restructuring Charges 2014 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring, integration, and other charges			18,254
Payments for Restructuring			(11,288)
Restructuring Reserve, Settled without Cash			0
Restructuring Reserve, Translation Adjustment			(48)
Restructuring Reserve	6,918		6,918
Restructuring Charges 2014 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring, integration, and other charges			1,971
Payments for Restructuring			(1,032)
Restructuring Reserve, Settled without Cash			0
Restructuring Reserve, Translation Adjustment			(1)
Restructuring Reserve	938		938
Restructuring Charges 2014 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring, integration, and other charges			1,181
Payments for Restructuring			(443)
Restructuring Reserve, Settled without Cash			(729)
Restructuring Reserve, Translation Adjustment			0
Restructuring Reserve	9		9
Restructuring Charges 2013 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			31,737
Restructuring, integration, and other charges		27,305	(279)	45,864
Payments for Restructuring			(23,645)
Restructuring Reserve, Translation Adjustment			(199)
Restructuring Reserve	7,614		7,614
Restructuring Charges 2013 Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			25,721
Restructuring, integration, and other charges			(740)
Payments for Restructuring			(20,227)
Restructuring Reserve, Translation Adjustment			(188)
Restructuring Reserve	4,566		4,566
Restructuring Charges 2013 Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			5,808
Restructuring, integration, and other charges			461
Payments for Restructuring			(3,328)
Restructuring Reserve, Translation Adjustment			(9)
Restructuring Reserve	2,932		2,932
Restructuring Charges 2013 Plan [Member] | Other Restructuring [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			208
Restructuring, integration, and other charges			0
Payments for Restructuring			(90)
Restructuring Reserve, Translation Adjustment			(2)
Restructuring Reserve	116		116
Restructuring Charges From Prior Periods [Member]
Restructuring Reserve [Roll Forward]
Restructuring, integration, and other charges	(513)	711	(351)	921
Restructuring Charges From Prior to 2013 [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			4,414
Restructuring, integration, and other charges			(72)
Payments for Restructuring			(2,149)
Restructuring Reserve, Translation Adjustment			7
Restructuring Reserve	2,200		2,200
Restructuring Charges From Prior to 2013 [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			1,822
Restructuring, integration, and other charges			18
Payments for Restructuring			(794)
Restructuring Reserve, Translation Adjustment			(18)
Restructuring Reserve	1,028		1,028
Restructuring Charges From Prior to 2013 [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve			2,592
Restructuring, integration, and other charges			(90)
Payments for Restructuring			(1,355)
Restructuring Reserve, Translation Adjustment			25
Restructuring Reserve	$ 1,172		$ 1,172