Summary Of Significant Accounting Policies (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Earnings Per Common Share [Abstract]
Net income	$ 45,462	$ 42,009	$ 57,806
Weighted average common shares outstanding	14,984	15,218	15,664
Dilutive potential common shares	158	179	197
Weighted average dilutive common shares outstanding	15,142	15,397	15,861
Earnings Per Share, Basic	$ 3.03	$ 2.76	$ 3.69
Earnings Per Share, Diluted	$ 3.00	$ 2.73	$ 3.64