PRESENTATION OF FINANCIAL INFORMATION - Earning Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2014	Jun. 30, 2013	Jun. 29, 2014	Jun. 30, 2013
BASIC
Net income (loss)	$ (4,293)	$ 18,279	$ (9,673)	$ 29,588
Weighted-average common shares outstanding	93,095	89,809	92,664	89,235
Basic earnings (loss) per share (USD per share)	$ (0.05)	$ 0.20	$ (0.10)	$ 0.33
DILUTED
Net income (loss)	$ (4,293)	$ 18,279	$ (9,673)	$ 29,588
Weighted-average common shares outstanding	93,095	89,809	92,664	89,235
Dilutive effect of stock awards	0	1,873	0	1,575
Weighted-average common shares outstanding on a diluted basis	93,095	91,682	92,664	90,810
Diluted earnings per share (USD per share)	$ (0.05)	$ 0.20	$ (0.10)	$ 0.33