RECENTLY ADOPTED ACCOUNTING PRONOUNCEMENTS RECENTLY ADOPTED ACCOUNTING PRONOUNCEMENTS - REVENUE (Details) - USD ($)	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Jun. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accrued liabilities	$ 885,738		$ 788,961
Deferred revenue	583,244		690,905
Other liabilities			0
Deferred revenue	163,022		168,465
Retained earnings	8,481,981		8,414,570
Net sales	5,784,839	$ 6,084,055
Cost of goods sold	3,953,655	4,400,405
Income tax provision	25	25,692
Net income	$ 67,411	$ 21,969
Basic	$ 0.01	$ 0.00
Diluted	$ 0.01	$ 0.00
Calculated under Revenue Guidance in Effect before Topic 606 [Member] | Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accrued liabilities			1,178,571
Deferred revenue			0
Other liabilities			155,702
Deferred revenue			0
Retained earnings			8,728,628
Net sales		$ 6,066,630
Cost of goods sold		4,392,676
Income tax provision		20,465
Net income		$ 17,500
Basic		$ 0.00
Diluted		$ 0.00
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Accounting Standards Update 2014-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accrued liabilities			(389,610)
Deferred revenue			690,905
Other liabilities			(155,702)
Deferred revenue			168,465
Retained earnings			$ (314,058)
Net sales		$ 17,425
Cost of goods sold		7,729
Income tax provision		5,227
Net income		$ 4,469
Basic		$ 0.00
Diluted		$ 0.00