XML 31 R62.htm IDEA: XBRL DOCUMENT

Geographic Information And Concentration Of Risk (Narrative) (Details) (Minimum [Member])	9 Months Ended
	Oct. 30, 2011
Minimum [Member]
Geographic Information And Concentration Of Risk [Line Items]
Percentage of sales activity of major class customer	10

Description of risks that arise due to the volume of business transacted with a particular customer. At a minimum, the description informs financial statement users of the general nature of the risk, but excludes "Information about Major Customers" that may be disclosed elsewhere (for instance, segment disclosures).

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