Supplemental Pro Forma Data (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
Apr. 01, 2012	Apr. 03, 2011
Business Acquisition, Pro Forma Information [Line Items]
Net sales	$ 497,060	$ 537,104
Net loss	$ (21,820)	$ (22,641)
Net loss per basic and diluted share	$ (0.26)	$ (0.27)

Business Acquisition Pro Forma Earnings Per Share Basic And Diluted

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=6909870&loc=d3e1392-128463

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

+ Details

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