Summary of Significant Accounting Policies (Basis of Presentation) (Details) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 30, 2016 Segment	Dec. 30, 2016 USD ($) customer	Jan. 01, 2016 USD ($) Segment	Jan. 02, 2015 USD ($)
Accounting Policies [Abstract]
Number of Reportable Segments | Segment	2		3
Weeks In Reporting Period		Fifty-two	Fifty-two	Fifty-two
Number of Customers | customer		4
Schedule of Assets Useful Life [Line Items]
Customer Supplied Components Excluded From Revenue		$ 35.8	$ 44.3	$ 48.1
Net foreign currency transaction gains		$ 4.9	$ 1.3	$ 1.3
Stock Options [Member]
Schedule of Assets Useful Life [Line Items]
Contractual life		10 years
Award vesting period		3 years
Restricted Stock And Unit Awards [Member] | Director [Member]
Schedule of Assets Useful Life [Line Items]
Award vesting period		1 year
Minimum [Member] | Restricted Stock And Unit Awards [Member]
Schedule of Assets Useful Life [Line Items]
Award vesting period		3 years
Minimum [Member] | Patents [Member]
Schedule of Assets Useful Life [Line Items]
Intangible Asset, Useful Life		5 years
Minimum [Member] | Customer Lists [Member]
Schedule of Assets Useful Life [Line Items]
Intangible Asset, Useful Life		7 years
Minimum [Member] | Other Intangible Assets [Member]
Schedule of Assets Useful Life [Line Items]
Intangible Asset, Useful Life		1 year
Maximum [Member] | Restricted Stock And Unit Awards [Member]
Schedule of Assets Useful Life [Line Items]
Award vesting period		4 years
Maximum [Member] | Patents [Member]
Schedule of Assets Useful Life [Line Items]
Intangible Asset, Useful Life		15 years
Maximum [Member] | Customer Lists [Member]
Schedule of Assets Useful Life [Line Items]
Intangible Asset, Useful Life		20 years
Maximum [Member] | Other Intangible Assets [Member]
Schedule of Assets Useful Life [Line Items]
Intangible Asset, Useful Life		10 years
Building and Building Improvements [Member] | Minimum [Member]
Schedule of Assets Useful Life [Line Items]
Property, Plant and Equipment, Useful Life		12 years
Building and Building Improvements [Member] | Maximum [Member]
Schedule of Assets Useful Life [Line Items]
Property, Plant and Equipment, Useful Life		30 years
Machinery and Equipment [Member] | Minimum [Member]
Schedule of Assets Useful Life [Line Items]
Property, Plant and Equipment, Useful Life		3 years
Machinery and Equipment [Member] | Maximum [Member]
Schedule of Assets Useful Life [Line Items]
Property, Plant and Equipment, Useful Life		10 years
Office Equipment [Member] | Minimum [Member]
Schedule of Assets Useful Life [Line Items]
Property, Plant and Equipment, Useful Life		3 years
Office Equipment [Member] | Maximum [Member]
Schedule of Assets Useful Life [Line Items]
Property, Plant and Equipment, Useful Life		10 years