Long-Term Borrowings - Summary of Long-Term Borrowings (Details) - USD ($) $ in Thousands	Dec. 24, 2016	Sep. 24, 2016
Debt Instrument [Line Items]
Long-term borrowings, gross	$ 1,227,612	$ 1,224,502	[1]
Less: unamortized debt issuance costs	(16,710)	(17,391)
7.375% Senior Notes due August 1, 2021 [Member]
Debt Instrument [Line Items]
Long-term borrowings, gross	362,412	363,172	[1]
5.5% Senior Notes due June 1, 2024 [Member]
Debt Instrument [Line Items]
Long-term borrowings, gross	525,000	525,000	[1]
5.75% Senior Notes due March 1, 2025 [Member]
Debt Instrument [Line Items]
Long-term borrowings, gross	250,000	250,000	[1]
Revolving Credit Facility due March 3, 2021 [Member]
Debt Instrument [Line Items]
Long-term borrowings, gross	103,400	100,000	[1]
Senior Notes [Member]
Debt Instrument [Line Items]
Less: unamortized debt issuance costs	$ (13,200)	$ (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).