Goodwill and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 29, 2012	Jul. 01, 2011
Amortization of intangible assets	$ 5.5	$ 6.2
Estimated amortization expense - 2012	10.1
Estimated amortization expense - 2013	9.2
Estimated amortization expense - 2014	8.3
Estimated amortization expense - 2015	7.4
Estimated amortization expense - 2016	6.1
Estimated amortization expense, thereafter	$ 2.9
Minimum [Member] | Customer Relationships [Member]
Finite lived intangible assets useful life	3 years 6 months
Maximum [Member] | Customer Relationships [Member]
Finite lived intangible assets useful life	10 years