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Financial Instruments and Risk Management - Reconciliation of the Beginning and Ending Balances of Assets and Liabilities Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs (Details) - Fair Value, Inputs, Level 3 [Member] - USD ($)
$ in Thousands
 9 Months Ended
Jun. 29, 2024
Jun. 24, 2023
Reconciliation of beginning and ending balances of assets measured at fair value on recurring basis using significant unobservable inputs [Rollforward]    
Beginning balance of over-the-counter options $ 0 $ 222
Beginning balance realized during the period 0 (132)
Contracts purchased during the period 1,781 0
Change in the fair value of outstanding contracts 0 (90)
Ending balance of over-the-counter options 1,781 0
Reconciliation of beginning and ending balances of liabilities measured at fair value on recurring basis using significant unobservable inputs [Rollforward]    
Beginning balance of over-the-counter options 806 3,408
Beginning balance realized during the period (806) (1,611)
Contracts purchased during the period 543 0
Change in the fair value of outstanding contracts 0 863
Ending balance of over-the-counter options $ 543 $ 2,660