LONG-TERM DEBT (Details) - USD ($)	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017
Note payable to Wisconsin Economic Development Corporation payable in monthly installments of $23,685, including interest at 2%, with the final payment due May 1, 2018; collateralized by equipment purchased with the loan proceeds and substantially all assets of the Company not otherwise collateralized.	$ 0	$ 257,959
Bank loan payable in fixed monthly installments of $6,800 of principal and interest at a rate of 0.25% below prime, as defined, subject to a floor of 5%; collateralized by the building and land. Outstanding mortgage balance of $434,184 plus accrued interest was paid in full in connection with the sale of the Company's corporate headquarters on January 31, 2018. Refer to Note 1 of the Notes to Consolidated Financial Statements for further detail related to the sale of the Company's headquarters.	0	468,297
Equipment finance obligation under sale-leaseback,interest payable in quarterly installments ranging between $1,510 and $2,555 at an imputed interest rate of approximately 2.44% over 20 years ending March 31, 2036.	$ 331,827	331,827
Sale Leaseback Transaction, Lease Terms In Years	20 years
Debt Instrument, Maturity Date	Mar. 31, 2036
Sale Leaseback Transaction, Imputed Interest Rate	2.44%
Long-term debt	$ 331,827	1,058,083
Less: current maturities of long-term debt	0	(726,256)
Long-term debt, net of current maturities	$ 331,827	$ 331,827
Debt Instrument Floor Rate	5.00%
Maximum [Member]
Sale Leaseback Transaction, Quarterly Rental Payments	$ 2,555
Minimum [Member]
Sale Leaseback Transaction, Quarterly Rental Payments	1,510
Note payable [Member]
Debt Instrument, Periodic Payment	$ 23,685
Debt Instrument, Interest Rate, Stated Percentage	2.00%
Debt Instrument, Maturity Date	May 01, 2018
Bank Loan Payable [Member]
Debt Instrument, Periodic Payment	$ 6,800
Debt Instrument, Interest Rate, Stated Percentage	0.25%
Debt Instrument, Maturity Date	Jan. 31, 2018

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It represents the percentage rate of floor relating to the debt instrument interest payment terms.

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It represents note payable B.

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It represents note payable D.

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It represents the terms of the lease(s) in year related to the assets being leased-back in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The financing cost related to leases that have been recorded under the deposit method, as a financing or as a capital leases in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

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