Goodwill and Other Intangible Assets - (Changes in Other Intangible Assets) (Details) (USD $)	3 Months Ended		9 Months Ended			3 Months Ended			3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011	Dec. 31, 2011	Oct. 01, 2011 President and Chief Executive Officer [Member] Corporate [Member]	Sep. 29, 2012 Non-amortized trade names	Dec. 31, 2011 Non-amortized trade names	Dec. 31, 2011 Amortized customer bases	Sep. 29, 2012 Amortized customer bases	Dec. 31, 2011 Amortized non-compete agreements	Sep. 29, 2012 Amortized non-compete agreements	Sep. 29, 2012 Other intangible assets	Oct. 01, 2011 Other intangible assets	Sep. 29, 2012 Other intangible assets	Oct. 01, 2011 Other intangible assets
Finite-Lived Intangible Assets, Net
Amortized Intangible Assets, Average Amortization Period									13 years	13 years	3 years	3 years
Amortized Intangible Assets, Cost	$ 327,382,000		$ 327,382,000		$ 330,090,000				$ 330,080,000	$ 327,372,000	$ 10,000	$ 10,000
Amortized Intangible Assets, Accumulated Amortization	51,497,000		51,497,000		31,500,000				31,498,000	51,493,000	2,000	4,000
Amortized Intangible Assets, Net Carrying Value	275,885,000		275,885,000		298,590,000				298,582,000	275,879,000	8,000	6,000
Amortization of Intangible Assets													6,600,000	6,500,000	19,700,000	19,700,000
Intangible Assets, Net (Excluding Goodwill)
Non-amortized Intangible Assets, Cost							332,454,000	323,510,000
Amortized and Non-amortized Intangible Assets, Cost (Excluding Goodwill)	659,836,000		659,836,000		653,600,000
Amortized and Non-amortized Intangible Assets, Net (Excluding Goodwill)	608,339,000		608,339,000		622,100,000
Impairment of intangible assets, indefinite-lived (excluding goodwill)	$ 0	$ 72,242,000	$ 0	$ 72,242,000
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Exercise price of stock options granted						$ 5
Modified exercise price of selected outstanding options		$ 5