Quarterly report pursuant to Section 13 or 15(d)

Borrowings (Detail)

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Borrowings (Detail) (2005 Junior Subordinated Convertible Debentures Due 2035 At 2.95% [Member], USD $)
6 Months Ended
Jul. 02, 2011
Dec. 25, 2010
2005 Junior Subordinated Convertible Debentures Due 2035 At 2.95% [Member]
   
Debt Instrument [Line Items]    
Debt Instrument, Maturity Date Dec. 15, 2035  
Debt Instrument, Face Amount $ 1,600,000,000  
Principal Amount Per Debenture Used In Conversion Rate 1,000  
Conversion rate (shares of common stock per $1,000 principal amount of debentures) 32.94 32.52
Effective conversion price (per share of common stock) $ 30.36 $ 30.75
Conversion Rate Adjustments, Quarterly Dividend Distributions Excess Per Share $ 0.10