Restructuring and Other Charges (Changes in Restructuring Liability) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2016	Mar. 28, 2015
Restructuring Reserve [Roll Forward]
Restructuring and other charges	$ 4,990	$ 4,069
Restructuring Reserve	21,853
Employee Severance Costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring and other charges	666	666
Restructuring Reserve	755
Lease Termination Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring and other charges	40	311
Restructuring Reserve	700
Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring and other charges	269	172
Restructuring Reserve	19,134
Building Clean-up, Equipment Moving and Other Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring and other charges	1,439	$ 888
Restructuring Reserve	1,264
2016 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	100
Payments for Restructuring	(37)
Restructuring Reserve	63
2016 Plan [Member] | Employee Severance Costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	97
Payments for Restructuring	(34)
Restructuring Reserve	63
2016 Plan [Member] | Lease Termination Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	0
Payments for Restructuring	0
Restructuring Reserve	0
2016 Plan [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	0
Payments for Restructuring	0
Restructuring Reserve	0
2016 Plan [Member] | Building Clean-up, Equipment Moving and Other Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	3
Payments for Restructuring	(3)
Restructuring Reserve	0
2015 Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	276
Restructuring and other charges	1,866
Payments for Restructuring	(186)
Restructuring Reserve	1,956
2015 Plan [Member] | Employee Severance Costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	276
Restructuring and other charges	568
Payments for Restructuring	(152)
Restructuring Reserve	692
2015 Plan [Member] | Lease Termination Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	0
Payments for Restructuring	0
Restructuring Reserve	0
2015 Plan [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	0
Payments for Restructuring	0
Restructuring Reserve	0
2015 Plan [Member] | Building Clean-up, Equipment Moving and Other Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	1,298
Payments for Restructuring	(34)
Restructuring Reserve	1,264
Residual Plans [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	20,256
Restructuring and other charges	330
Payments for Restructuring	(1,096)
Restructuring Reserve	19,490
Residual Plans [Member] | Employee Severance Costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	3
Restructuring and other charges	1
Payments for Restructuring	(4)
Restructuring Reserve	0
Residual Plans [Member] | Lease Termination Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	411
Restructuring and other charges	40
Payments for Restructuring	(95)
Restructuring Reserve	356
Residual Plans [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	19,842
Restructuring and other charges	269
Payments for Restructuring	(977)
Restructuring Reserve	19,134
Residual Plans [Member] | Building Clean-up, Equipment Moving and Other Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	20
Payments for Restructuring	(20)
Restructuring Reserve	0
Acquisition Integration Plans [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	392
Restructuring and other charges	394
Payments for Restructuring	(442)
Restructuring Reserve	344
Acquisition Integration Plans [Member] | Employee Severance Costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	0
Payments for Restructuring	0
Restructuring Reserve	0
Acquisition Integration Plans [Member] | Lease Termination Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	392
Restructuring and other charges	0
Payments for Restructuring	(48)
Restructuring Reserve	344
Acquisition Integration Plans [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	0
Payments for Restructuring	0
Restructuring Reserve	0
Acquisition Integration Plans [Member] | Building Clean-up, Equipment Moving and Other Expenses [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve	0
Restructuring and other charges	394
Payments for Restructuring	(394)
Restructuring Reserve	$ 0