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. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Accounting Policies [Abstract]
Net income	$ 27,494	$ 45,462	$ 42,009
Weighted average common shares outstanding (in shares)	16,027	14,984	15,218
Effect of dilutive securities
Stock-based compensation (in shares)	105	158	179
Tangible equity units (in shares)	47	0	0
Weighted average dilutive common shares outstanding (in shares)	16,179	15,142	15,397
Earnings Per Share
Basic (in dollars per share)	$ 1.72	$ 3.03	$ 2.76
Diluted (in dollars per share)	$ 1.70	$ 3.00	$ 2.73