Earnings Per Share - Additional Information (Detail)	Sep. 27, 2011
Earnings Per Share Disclosure [Line Items]
Common stock, shares issued and outstanding	155,052,629

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Data Type:	xbrli:sharesItemType
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Period Type:	instant