Subsequent Events	6 Months Ended
Mar. 31, 2025
Subsequent Events [Abstract]
Subsequent Events	15. Subsequent events In April 2025 the Company entered into gasoline hedge contracts to help reduce its exposure to volatility in the fuel markets. The Company entered into fuel swap agreements with a combined notional volume of 5.5 million gallons covering the period April, 2025 through April, 2026. These agreements will be reflected in the Company’s results beginning in the third quarter of the fiscal year ending September 30, 2025.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/855/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

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