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Note 18 - Major Customers (Detail)	12 Months Ended
Note 18 - Major Customers (Detail)	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Concentration Risk, Percentage	34.00%	28.00%	26.00%
Distributors for United States and Canada Area [Member]
Concentration Risk, Customer	Sales to any medical customer did not exceed 10% of net sales in 2012.
Concentration Risk, Percentage		9.00%	9.00%

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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