Goodwill and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2013	Mar. 30, 2012
Amortization of intangible assets	$ 3.4	$ 2.7
Estimated amortization expense - 2013	12.7
Estimated amortization expense - 2014	11.9
Estimated amortization expense - 2015	11.0
Estimated amortization expense - 2016	9.9
Estimated amortization expense - 2017	6.6
Estimated amortization expense, thereafter	$ 12.0
Customer Relationships [Member] | Minimum [Member]
Finite lived intangible assets useful life	7 years
Customer Relationships [Member] | Maximum [Member]
Finite lived intangible assets useful life	12 years