Disaggregation of Revenue - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 24, 2023	Jun. 25, 2022	Jun. 24, 2023	Jun. 25, 2022	Sep. 24, 2022
Disaggregation Of Revenue [Line Items]
Contract with customer, liability revenue recognized	$ 11,612	$ 5,556	$ 63,643	$ 74,332
Contract assets	$ 11,427		$ 11,427		$ 7,953
Propane [Member]
Disaggregation Of Revenue [Line Items]
Segment reporting, percentage of revenue	87.00%	87.00%	87.00%	87.00%
Fuel Oil and Refined Fuels [Member]
Disaggregation Of Revenue [Line Items]
Segment reporting, percentage of revenue	7.00%	7.00%	7.00%	7.00%
Natural Gas and Electricity [Member]
Disaggregation Of Revenue [Line Items]
Segment reporting, percentage of revenue	2.00%	2.00%	2.00%	2.00%