Financial Instruments and Risk Management - Effect of the Partnership's Derivative Instruments on the Condensed Consolidated Statements of Operations (Details) - Commodity-Related Derivatives [Member] - Derivatives Not Designated as Hedging Instruments [Member] - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Dec. 24, 2022 |
Dec. 25, 2021 |
|
| Derivative Instruments Gain Loss [Line Items] | ||
| Unrealized Gains (Losses) Recognized in Income | $ (13,706) | $ (33,505) |
| Cost of Products Sold [Member] | ||
| Derivative Instruments Gain Loss [Line Items] | ||
| Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Costs and Expenses | Costs and Expenses |