Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 24, 2016	Sep. 26, 2015	Sep. 27, 2014
Current [Abstract]
Federal	$ 7	$ 23	$ 10
State and local	581	677	757
Total current taxes	588	700	767
Deferred [Abstract]
Deferred	0	0	0
Provision for income taxes - current and deferred	$ 588	$ 700	$ 767

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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-Section S99
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Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

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Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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