Note 9 Earnings Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Dec. 31, 2011	Jan. 01, 2011
Earnings Per Share [Line Items]
Net income	$ 8,575	$ 28,359
Weighted Average Number of Shares Outstanding, Basic	80,833	79,846
Weighted Average Number of Shares Outstanding, Diluted	82,668	82,825
Net Income Per Share, Basic	$ 0.11	$ 0.36
Net Income Per Share, Diluted	$ 0.10	$ 0.34
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (Number in Shares)	8,831	6,323
Stock Options [Member]
Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (Number in Shares)	7,643	6,271
Restricted Stock [Member]
Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (Number in Shares)	1,188	52