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Disaggregation of Revenue - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Sep. 28, 2024
Disaggregation Of Revenue [Line Items]
Contract with customer, liability revenue recognized	$ 36,122	$ 37,474
Contract assets	$ 5,582		$ 3,901
Propane [Member]
Disaggregation Of Revenue [Line Items]
Segment reporting, percentage of revenue	88.00%	88.00%
Fuel Oil and Refined Fuels [Member]
Disaggregation Of Revenue [Line Items]
Segment reporting, percentage of revenue	5.00%	5.00%
Natural Gas and Electricity [Member]
Disaggregation Of Revenue [Line Items]
Segment reporting, percentage of revenue	2.00%	2.00%

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- Definition

Segment reporting percentage of revenue.

+ References

No definition available.

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- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

+ References

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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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- Definition

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