ACQUISITIONS - Additional Information (Details) - USD ($)			2 Months Ended	5 Months Ended	12 Months Ended
	Aug. 11, 2022	Apr. 29, 2022	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
ACQUISITIONS
Value of common stock issued					$ 0	$ 1,048,218
Debt instrument face amount			$ 25,100,000	$ 25,100,000	33,800,000	$ 25,100,000
Tri-State Paving
ACQUISITIONS
Payments to Acquire Productive Assets		$ 7,500,000
Non-cash purchase price of debt					390,000
Cash consideration		7,500,000
Ryan Environmental
ACQUISITIONS
Amount of consideration	$ 3,000,000.0
Ryan Transport
ACQUISITIONS
Payments to Acquire Productive Assets	1,000,000.0
Cash consideration	$ 1,000,000.0
Promissory Note agreement with Corns Enterprises
ACQUISITIONS
Debt instrument face amount		1,000,000.0
Principal installment payments					500,000
Tri-State Paving
ACQUISITIONS
Seller note as consideration for acquiring assets		1,000,000.0
Value of common stock issued		$ 1,000,000.0
Number of shares issued		419,287
Earned revenues				$ 4,900,000	13,500,000
Tri-State Paving | Promissory Note agreement with Corns Enterprises
ACQUISITIONS
Term of debt		4 years
Debt instrument face amount		$ 1,000,000.0
Principal installment payments		$ 250,000
Interest rate on carrying value		3.50%
Ryan Environmental and Ryan Transport
ACQUISITIONS
Earned revenues			$ 852,000		$ 8,100,000