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Financial Instruments and Risk Management - Fair Value of the Partnership's Senior Notes (Parenthetical) (Details) | 3 Months Ended |
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Dec. 26, 2015 | Sep. 26, 2015
7.375% Senior Notes due August 1, 2021 [Member] |  |
Bank Debt and Senior Notes [Abstract] |  |
Stated interest rate (in hundredths) | 7.375% | 7.375%
Maturity date | Aug. 01, 2021 |
5.5% Senior Notes due June 1, 2024 [Member] |  |
Bank Debt and Senior Notes [Abstract] |  |
Stated interest rate (in hundredths) | 5.50% | 5.50%
Maturity date | Jun. 01, 2024 |
5.75% Senior Notes due March 1, 2025 [Member] |  |
Bank Debt and Senior Notes [Abstract] |  |
Stated interest rate (in hundredths) | 5.75% | 5.75%
Maturity date | Mar. 01, 2025 |

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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