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Restructuring Activities and Accrued Liabilities in the Consolidated Balance Sheets (Detail) (Other Facility, USD $) In Thousands	9 Months Ended
	Jul. 03, 2011
Restructuring Reserve Disclosures [Abstract]
Beginning Balance	$ 1,600
Provisions	(14,000)
Employee Severance
Restructuring Reserve Disclosures [Abstract]
Beginning Balance	1,642
Provisions	13,974
Cash expenditures	(12,648)
Other non-cash settlement	(116)
Ending Balance	$ 2,852

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

Amount of consideration other than cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.