RESTRUCTURING AND SEVERANCE CHARGES - Restructuring Activities for Scottsdale Facility and the Accrued Liabilities in the Consolidated Balance Sheets (Detail) (USD $) In Thousands, unless otherwise specified			12 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Sep. 28, 2014 Employee Severance	Sep. 28, 2014 Other Facilities	Sep. 28, 2014 Other Facilities Employee Severance
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 3,836	$ 0		$ 8,762	$ 1,826
Restructuring, Reversal of Prior Provision			(13,576)
Cash expenditures				(25,192)	(13,871)
Ending Balance	$ 3,836	$ 0		$ 12,276	$ 4,079