CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2013	Jun. 23, 2012	Jun. 29, 2013	Jun. 23, 2012
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) [Abstract]
Net (loss) income	$ (45,188)	$ (9,323)	$ 141,917	$ 63,482
Other comprehensive income:
Net unrealized gains (losses) on cash flow hedges	814	(1,855)	930	(2,234)
Reclassification of realized losses on cash flow hedges into earnings	745	670	2,346	2,008
Amortization of net actuarial losses and prior service credits into earnings	1,198	1,195	3,596	3,586
Other comprehensive income	2,757	10	6,872	3,360
Total comprehensive (loss) income	$ (42,431)	$ (9,313)	$ 148,789	$ 66,842