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Investments in and Acquisitions of Businesses - Additional Information (Details) $ in Thousands				3 Months Ended	9 Months Ended
	Jun. 24, 2023 USD ($)	May 18, 2023 USD ($)	Dec. 28, 2022 USD ($) Cattle	Jun. 24, 2023 USD ($)	Jun. 24, 2023 USD ($)	Jun. 25, 2022 USD ($)
Business Acquisition [Line Items]
Cash paid to acquire business					$ 126,929	$ 36,366
Weighted average useful lives					12 years
Fair value of intangible assets	$ 42,924			$ 42,924	$ 42,924	$ 5,100
Goodwill, Purchase Accounting Adjustments					500
Business Combination, Acquisition Related Costs				$ 354	$ 4,695
Suburban Renewable Energy [Member]
Business Acquisition [Line Items]
Non-controlling interest			30.00%
Propane Retailer Headquartered In Washington [Member]
Business Acquisition [Line Items]
Cash paid to acquire business	$ 7,400
Business acquisition, cost of acquired, cash paid		$ 8,450
Propane Retailer Headquartered In Washington [Member] \| Non-compete Agreements [Member]
Business Acquisition [Line Items]
Business acquisition, cost of acquired, cash paid		$ 650
RNG Production [Member]
Business Acquisition [Line Items]
Cash paid to acquire business			$ 190,000
Number of Dairy Cattle \| Cattle			55,000
Percentage of equity interest			70.00%
Creation of a joint venture			$ 155,000
Oberon
Business Acquisition [Line Items]
Percentage of equity interest	38.00%			38.00%	38.00%
RNG Projects [Member]
Business Acquisition [Line Items]
Maximum earnout potential capped amount			$ 45,000
Independence Hydrogen Inc
Business Acquisition [Line Items]
Percentage of equity interest	25.00%			25.00%	25.00%