Stockholders' Equity And Stock-Based Compensation (Tax Benefit from Exercise of Options) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Dec. 27, 2013	Dec. 28, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Tax Benefit - stock option exercises & shares issued under ESPP	$ 175	$ 96

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

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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration