PROPERTY AND EQUIPMENT, NET (Details) - USD ($)	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	$ 164,547,546	$ 153,859,138
Less accumulated depreciation:	(56,702,891)	(47,810,077)
Property and equipment, net	107,844,655	106,049,061
Interest costs capitalized	700,000	900,000
Land and improvements
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	7,180,684	5,619,034
Buildings and improvements
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	86,350,389	67,813,750
Warehouse equipment
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	34,330,266	25,509,993
Furniture, fixtures and leasehold improvements
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	21,820,077	19,970,335
Vehicles
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	14,757,020	14,040,286
Construction in progress
PROPERTY AND EQUIPMENT, NET
Property and equipment, gross	$ 109,110	$ 20,905,740