Note 9 Earnings Per Share (Tables)

6 Months Ended

Mar. 31, 2012

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended					Six Months Ended
	March 31, 2012			April 2, 2011		March 31, 2012		April 2, 2011
	(In thousands, except per share data)
Numerator:
Net income (loss)	$	(1,439	)	$	13,065	$	7,136	$	41,424
Denominator:
Weighted average used in computing per share amount:
—Basic	81,225			80,242		81,059		80,044
—Diluted	81,225			83,940		83,511		83,338
Net income (loss) per share:
—Basic	$	(0.02	)	$	0.16	$	0.09	$	0.52
—Diluted	$	(0.02	)	$	0.16	$	0.09	$	0.50

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Text Block]

	Three Months Ended		Six Months Ended
	March 31, 2012	April 2, 2011	March 31, 2012	April 2, 2011
	(In thousands)
Potentially Dilutive Securities:
Employee stock options	11,391	4,914	7,583	4,741
Restricted stock units	2,198	181	360	120
Total	13,589	5,095	7,943	4,861