RECENTLY ADOPTED ACCOUNTING PRONOUNCEMENTS RECENTLY ADOPTED ACCOUNTING PRONOUNCEMENTS - REVENUE (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018	Jun. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accrued liabilities	$ 741,126		$ 741,126		$ 788,961
Deferred revenue	606,466		606,466		690,905
Other liabilities					0
Deferred revenue	156,786		156,786		168,465
Retained earnings	8,788,408		8,788,408		8,414,570
Revenue from Contract with Customer, Including Assessed Tax	4,860,247	$ 4,390,454	16,056,313	$ 16,365,370
Cost of goods sold	3,205,039	3,377,035	10,907,425	11,791,297
Income tax provision	(23,020)	4,274	(22,995)	3,047,356
Net income (loss)	$ 172,306	$ (762,150)	$ 373,838	$ (3,681,626)
Basic	$ 0.02	$ (0.10)	$ 0.05	$ (0.50)
Diluted	$ 0.02	$ (0.10)	$ 0.05	$ (0.50)
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
Revenue from Contract with Customer, Including Assessed Tax		$ 4,326,674		$ 16,277,181
Cost of goods sold		3,363,121		11,753,719
Income tax provision		5,126		3,048,208
Net income (loss)		$ (812,868)		$ (3,733,089)
Basic		$ (0.11)		$ (0.51)
Diluted		$ (0.11)		$ (0.51)
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)
Revenue from Contract with Customer, Including Assessed Tax		$ 63,780		$ 88,189
Cost of goods sold		13,914		37,578
Income tax provision		(852)		(852)
Net income (loss)		$ 50,718		$ 51,463
Basic		$ 0.01		$ 0.01
Diluted		$ 0.01		$ 0.01