Earnings Per Share (Schedule Of Reconciliation Of Amounts Utilized In Computation Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Earnings Per Share [Line Items]
Net Income (Loss)	$ 23,533	$ 22,040	$ 61,361	$ 70,933
Basic weighted average common shares outstanding	34,982	37,021	34,819	39,135
Dilutive effect of share-based awards outstanding	661	839	682	788
Diluted weighted average shares outstanding	35,643	37,860	35,501	39,923
Earnings per share, Basic	$ 0.67	$ 0.60	$ 1.76	$ 1.81
Earnings per share, Diluted	$ 0.66	$ 0.58	$ 1.73	$ 1.78
Stock Options [Member]
Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of diluted earnings per share	1,400	1,100	1,300	1,200
Restricted Stock [Member]
Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of diluted earnings per share	100	0	100	0