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Basis of Presentation - Additional Information (Details) - 9 months ended Jun. 27, 2015 - Week
Total
Organization Consolidation And Presentation Of Financial Statements [Abstract]  
Limited partner interest in the Operating Partnership (in hundredths) 100.00%
Minimum number of weeks in the fiscal year reporting calendar 52
Maximum number of weeks in the fiscal year reporting calendar 53
Minimum number of weeks in a fiscal quarter 13
Maximum number of weeks in a fiscal quarter 14