PRESENTATION OF FINANCIAL INFORMATION - Earning Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Dec. 30, 2012	Jan. 01, 2012
BASIC
Net income (loss)	$ 14,214	$ (44,602)
Weighted-average common shares outstanding	88,535	85,217
Basic earnings (loss) per share	$ 0.16	$ (0.52)
DILUTED
Net income (loss)	$ 14,214	$ (44,602)
Weighted-average common shares outstanding	88,535	85,217
Dilutive effect of stock awards	1,527	0
Weighted-average common shares outstanding on a diluted basis	90,062	85,217
Diluted earnings (loss) per share	$ 0.16	$ (0.52)