Equity-Based Compensation (Schedule of Compensation Cost By Award Type) (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 30, 2017	Oct. 01, 2016	Oct. 03, 2015
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost before income taxes	$ 4,582	$ 3,271	$ 5,074
Income tax benefit	1,567	1,184	1,913
Stock Appreciation Rights (SARs)
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost before income taxes	3,045	2,482	4,955
Performance-based Restricted Stock Units (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost before income taxes	978	755	0
Restricted Stock Awards (RSAs)
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost before income taxes	480	0	0
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost before income taxes	5	34	119
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost before income taxes	$ 74	$ 0	$ 0

The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the 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 (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Amount of capitalized and expensed compensation cost from equity-based compensation arrangements.

+ 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 (h)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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