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Stockholders' Equity And Stock-Based Compensation (Tax Benefit from Exercise of Options) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 01, 2016	Dec. 26, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Document Period End Date	Jan. 01, 2016
Tax Benefit - stock option exercises & shares issued under ESPP	$ 95	$ 168

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Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (j)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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