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Stockholders' Equity and Benefit Plans (Schedule of Common Stock Repurchase Activity) (Details) (USD $)
Share data in Millions
6 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jul. 02, 2011
Jul. 02, 2011
Period Authorized Fiscal Year 2010 No Termination Date [Member]
Jul. 02, 2011
Period Authorized Fiscal Year 2010 No Termination Date [Member]
Jan. 01, 2011
Period Authorized Fiscal Year 2010 No Termination Date [Member]
Jan. 02, 2010
Period Authorized Fiscal Year 2010 No Termination Date [Member]
Jul. 02, 2011
Period Authorized Fiscal Year 2010 Termination Date December 2013 [Member]
Jul. 02, 2011
Period Authorized Fiscal Year 2010 Termination Date December 2013 [Member]
Jan. 01, 2011
Period Authorized Fiscal Year 2010 Termination Date December 2013 [Member]
Jan. 02, 2010
Period Authorized Fiscal Year 2010 Termination Date December 2013 [Member]
Jan. 01, 2011
Period Authorized Fiscal Year 2009 No Termination Date [Member]
Jan. 03, 2009
Period Authorized Fiscal Year 2009 No Termination Date [Member]
Number of shares repurchased   0 0 0   0.6 1.9 3.1   0.5  
Dollar value repurchased $ 155,350,000 $ 0 $ 0 $ 0   $ 60,900,000 $ 155,400,000 $ 179,200,000   $ 20,000,000  
Dollar value authorized         $ 30,000,000       $ 750,000,000   $ 20,000,000
Common stock repurchase activity termination date         None       December 2013   None