NOTES PAYABLE - Long-term debt (Parentheticals) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2017	Jun. 30, 2017
Nodaway Valley Bank: $350,000 line-of-credit agreement expiring on January 4, 2018, with a variable interest rate at prime but not less than 5%. The line-of-credit is collateralized by substantially all assets of the Company. Management anticipates renewal of the line-of-credit agreement at similar terms upon expiration.
Debt Instrument [Line Items]
Line-of-credit agreement, amount	$ 350,000
Interest rate, description	Variable interest rate at prime
Line of Credit Facility, Expiration date	Jan. 04, 2018
Line of credit facility, Basis for measurement	Prime
Interest rate	5.00%
Ford Credit: $705 monthly payments, interest of 5.8%; final payment due October 2021, secured by a vehicle
Debt Instrument [Line Items]
Notes payable, periodic payment	$ 705	$ 705
Notes payable, frequency	Monthly	Monthly
Interest rate	5.80%	5.80%
Maturity date	Oct. 31, 2021	Oct. 31, 2021
Toyota Credit: $364 monthly payments, interest of 3.5%; final payment due December 2020, secured by a vehicle
Debt Instrument [Line Items]
Notes payable, periodic payment	$ 364	$ 364
Notes payable, frequency	Monthly	Monthly
Interest rate	3.50%	3.50%
Maturity date	Dec. 31, 2020	Dec. 31, 2020
Ford Credit: $470monthly payments, interest of 2.9%; final payment due January 2019, secured by a vehicle
Debt Instrument [Line Items]
Notes payable, periodic payment	$ 470	$ 470
Notes payable, frequency	Monthly	Monthly
Interest rate	2.90%	2.90%
Maturity date	Jan. 31, 2019	Jan. 31, 2019