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Basis of Presentation - Additional Information (Details) $ in Thousands | 9 Months Ended |
--- | --- | ---
Jun. 24, 2017 USD ($) wk | Sep. 24, 2016 USD ($)
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
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 |  |
Deferred debt issuance costs | $ | $ 19,996 | $ 17,391 |
Senior Notes [Member] |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Deferred debt issuance costs | $ | $ 15,986 | $ 13,670 | [1]
[1] | Long-term borrowings as of September 24, 2016 reflect the retrospective impact from the adoption of new accounting guidance regarding the balance sheet classification of debt issuance costs (See Note 2).

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