Quarterly report pursuant to Section 13 or 15(d)

Capital and Accumulated Other Comprehensive Income (Loss) - Additional Information (Detail)

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Capital and Accumulated Other Comprehensive Income (Loss) - Additional Information (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended
Dec. 29, 2012
Mar. 30, 2013
Mar. 31, 2012
Class of Stock [Line Items]      
Treasury shares restored as unissued status 19,000,000    
Treasury shares 2,530,401 4,240,051 21,462,952
Common Stock, stated value $ 1 $ 1 $ 1
Number of common stock shares held in connection with deferred compensation plans 187,456 183,176 239,345
Common Stock held in trust in connection with deferred compensation plans $ 8.8 $ 8.5 $ 11.2