Financial Instruments and Risk Management (Tables)

3 Months Ended

Dec. 25, 2021

Fair Value Disclosures [Abstract]

Fair value of the Partnership's derivative instruments and their location in the condensed consolidated balance sheets

The following summarizes the fair value of the Partnership’s derivative instruments and their location in the condensed consolidated balance sheets as of December 25, 2021 and September 25, 2021, respectively:

	As of December 25, 2021			As of September 25, 2021
Asset Derivatives	Location	Fair Value		Location	Fair Value
Derivatives not designated as    hedging instruments:
Commodity-related derivatives	Other current assets	$	13,800	Other current assets	$	53,019
	Other assets		—	Other assets		1,813
		$	13,800		$	54,832
Liability Derivatives	Location	Fair Value		Location	Fair Value
Derivatives not designated as    hedging instruments:
Commodity-related derivatives	Other current liabilities	$	2,491	Other current liabilities	$	8,715
	Other liabilities		—	Other liabilities		1,632
		$	2,491		$	10,347

Reconciliation of the beginning and ending balances of assets and liabilities measured at fair value on a recurring basis using significant unobservable inputs

The following summarizes the reconciliation of the beginning and ending balances of assets and liabilities measured at fair value on a recurring basis using significant unobservable inputs:

	Fair Value Measurement Using Significant Unobservable Inputs (Level 3)
	Three Months Ended						Three Months Ended
	December 25, 2021						December 26, 2020
	Assets			Liabilities			Assets		Liabilities
Beginning balance of over-the-counter options	$	4,626		$	(451	)	$	—	$	—
Beginning balance realized during the period		(1,629	)		—			—		—
Contracts purchased during the period		—			—			—		—
Change in the fair value of outstanding contracts		(2,137	)		3			—		—
Ending balance of over-the-counter options	$	860		$	(448	)	$	—	$	—

Effect of the Partnership's derivative instruments on the condensed consolidated statements of operations

The effect of the Partnership’s derivative instruments on the condensed consolidated statements of operations for the three months ended December 25, 2021 and December 26, 2020 are as follows:

	Three Months Ended December 25, 2021				Three Months Ended December 26, 2020
Derivatives Not Designated as Hedging Instruments	Unrealized Gains (Losses) Recognized in Income				Unrealized Gains (Losses) Recognized in Income
	Location	Amount			Location	Amount
Commodity-related derivatives	Cost of products sold	$	(33,505	)	Cost of products sold	$	4,855

Fair value of the Partnership's recognized derivative assets and liabilities on a gross basis and amounts offset on the condensed consolidated balance sheets

The following table presents the fair value of the Partnership’s recognized derivative assets and liabilities on a gross basis and amounts offset on the condensed consolidated balance sheets subject to enforceable master netting arrangements or similar agreements:

	As of December 25, 2021							As of September 25, 2021
						Net amounts							Net amounts
						presented in the							presented in the
	Gross amounts		Effects of netting			balance sheet		Gross amounts		Effects of netting			balance sheet
Asset Derivatives
Commodity-related derivatives	$	22,708	$	(8,908	)	$	13,800	$	76,508	$	(21,676	)	$	54,832
Liability Derivatives
Commodity-related derivatives	$	11,399	$	(8,908	)	$	2,491	$	32,023	$	(21,676	)	$	10,347

Fair Value of the Partnership's Senior Notes

.  Based upon quoted market prices (a Level 1 input), the fair value of the Senior Notes (also defined below in Note 10) of the Partnership are as follows:

	As of
	December 25,		September 25,
	2021		2021
5.875% senior notes due March 1, 2027		363,125		367,063
5.0% senior notes due June 1, 2031		654,875		676,000
	$	1,018,000	$	1,043,063