Debt (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended		6 Months Ended						6 Months Ended			6 Months Ended		6 Months Ended
	Jul. 02, 2011	Jan. 01, 2011	Jul. 02, 2011 2009 Senior Secured Credit Facility	Jul. 03, 2010 2009 Senior Secured Credit Facility	Jul. 02, 2011 Revolving Loan Facility [Member]	Jul. 02, 2011 6.375% Senior Notes [Member]	Jan. 01, 2011 6.375% Senior Notes [Member]	Nov. 09, 2009 6.375% Senior Notes [Member]	Jul. 02, 2011 8% Senior Notes [Member]	Jan. 01, 2011 8% Senior Notes [Member]	Dec. 10, 2009 8% Senior Notes [Member]	Jul. 02, 2011 Floating Rate Senior Notes [Member]	Jan. 01, 2011 Floating Rate Senior Notes [Member]	Jul. 02, 2011 Accounts Receivable Securitization Facility [Member]	Jan. 01, 2011 Accounts Receivable Securitization Facility [Member]
Debt
Interest rate					5.50%	6.38%		6.375%	8.00%		8.00%	3.77%		1.41%
Principal Amount	$ 2,211,290	$ 2,080,735	$ 7,500		$ 7,500	$ 1,000,000	$ 1,000,000		$ 500,000	$ 500,000		$ 490,735	$ 490,735	$ 213,055	$ 90,000
Maturity Date					Dec. 01, 2015	Dec. 01, 2020			Dec. 01, 2016			Dec. 01, 2014		Mar. 01, 2012
Less current maturities	213,055	90,000
Long-term debt non current	1,998,235	1,990,735
Debt (Textuals)
Principal Amount	2,211,290	2,080,735	7,500		7,500	1,000,000	1,000,000		500,000	500,000		490,735	490,735	213,055	90,000
Maximum borrowing capacity under secured credit facility			600,000
Trade letters of credit issued	15,605
Remaining capacity under senior secured credit facility	576,895
Accounts receivable securitization facility maximum borrowing capacity	250,000
Accounts receivable securitization facility current borrowing capacity	225,000
Write off extinguishment debt resulted reduction in borrowing capacity				150,000
Charges related to amendments of credit facilities			$ 3,089											$ 668
Reduction in commitment fees for the revolving loan commitments	0.75 to 0.50
Reduction in margin pricing grid for the loans	125 basis points at each
Description of change in leverage ratio pursuant to amendment of senior secured credit facility	increased from 4.00 to 1 for each fiscal quarter ending between October 16, 2010 and April 15, 2011 to 4.50 to 1, and will decline over time to 3.75 to 1
Description of change in interest coverage ratio pursuant to amendment of senior secured credit facility	decreased from 3.25 to 1 for each fiscal quarter ending between July 16, 2011 and October 15, 2012 to 3.00 to 1 and will increase over time to 3.25 to 1
Senior secured leverage ratio description pursuant to amendment of senior secured credit facility	for each fiscal quarter ending between October 16, 2010 and October 15, 2012 cannot exceed 2.50 to 1, and will decline over time to 2.00 to 1