SHORT-TERM AND LONG-TERM DEBT - Interest rates (Details) - USD ($)	1 Months Ended	3 Months Ended	9 Months Ended		12 Months Ended
	Jan. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Sep. 30, 2021
Line of Credit Facility [Line Items]
Line of credit			$ 4,500,000
Insurance policy amount	$ 3,400,000
Insurance policy premium outstanding			1,400,000
Paycheck Protection Program loan forgiveness		$ 9,799,100		$ 9,799,100
Financing agreement "Operating Line of Credit (2021)"
Line of Credit Facility [Line Items]
Line of credit			2,100,000
Amount available to borrowing			9,800,000
Financing agreement Operating Line of Credit (2021)
Line of Credit Facility [Line Items]
Amount available to borrowing			11,900,000
United Bank, Inc. | Financing agreement "Operating Line of Credit (2021)"
Line of Credit Facility [Line Items]
Line of credit			$ 15,000,000.0
Interest rate on the line of credit description			“Wall Street Journal” Prime Rate
Interest rate on line of credit			4.99%
Interest Rate			4.99%		4.99%
Amount repaid against the line of credit					$ 12,200,000
Percentage of eligible accounts receivable			70.00%
Amount of loan covenants			$ 12,500,000
Minimum tangible net worth			$ 21,500,000
Minimum traditional debt service coverage ratio			1.25x
Minimum current ratio			1.50x
Maximum debt to tangible net worth ratio			1.5x
Amount of minimum tangible net worth			$ 24,000,000.0
Traditional debt service coverage ratio			2.0x
United Bank, Inc. | Financing agreement "Operating Line of Credit (2021)" | 12.5 million component
Line of Credit Facility [Line Items]
Amount borrowed against the line of credit			$ 12,500,000
Amount available to borrowing					$ 7,700,000
United Bank, Inc. | Financing agreement "Operating Line of Credit (2021)" | 2.5 million component
Line of Credit Facility [Line Items]
Line of credit			$ 2,500,000