Goodwill And Other Intangible Assets (Schedule Of Intangible Assets) (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2012	Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	$ 1,340,073	$ 1,090,847
Intangible assets, Accumulated Amortization	359,725	306,207
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	1,158,492	941,787
Intangible assets, Accumulated Amortization	309,001	262,841
Trademarks And Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	153,113	123,192
Intangible assets, Accumulated Amortization	30,755	25,628
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross Amount	28,468	25,868
Intangible assets, Accumulated Amortization	$ 19,969	$ 17,738