Goodwill and Other Intangible Assets (Other Intangible Assets) (Details) - USD ($) $ in Thousands	Jul. 04, 2015	Jan. 03, 2015
Finite-Lived Intangible Assets, Net [Abstract]
Finite-lived intangible assets, net	$ 151,221	$ 141,205
Finite-Lived Intangible Assets, Future Amortization Expense [Abstract]
2015	10,800
2016	11,400
2017	15,900
2018	15,800
2019	15,600
Patents [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Finite-lived intangible assets, gross	18,945	18,945
Less: accumulated amortization	18,747	18,724
Finite-lived intangible assets, net	198	221
Software [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Finite-lived intangible assets, gross	107,224	93,343
Less: accumulated amortization	19,379	17,711
Finite-lived intangible assets, net	87,845	75,632
Customer Relationships [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Finite-lived intangible assets, gross	126,750	125,095
Less: accumulated amortization	63,572	59,743
Finite-lived intangible assets, net	$ 63,178	$ 65,352