SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($)	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
ALLOWANCE FOR DOUBTFUL ACCOUNTS
Valuation and Qualifying Account Activity
Balance at Beginning of Period	$ 11,765,869	$ 12,384,279	$ 14,791,171
Additions (Deductions) Charged to Cost and Expenses	2,882,067	6,325,188	4,088,592
Deductions from Allowance	7,840,262	6,943,598	6,495,484
Balance at End of Period	6,807,674	11,765,869	12,384,279
INVENTORY RESERVES
Valuation and Qualifying Account Activity
Balance at Beginning of Period	4,131,386	3,491,655	2,310,309
Additions (Deductions) Charged to Cost and Expenses	877,357	1,359,595	1,314,225
Deductions from Allowance	191,443	719,864	132,879
Balance at End of Period	4,817,300	4,131,386	3,491,655
COMPUTER RESERVE
Valuation and Qualifying Account Activity
Balance at Beginning of Period	788,230	899,654	819,042
Additions (Deductions) Charged to Cost and Expenses	835,488	383,770	550,142
Deductions from Allowance	812,036	495,194	469,530
Balance at End of Period	811,682	788,230	899,654
INCOME TAX VALUATION ALLOWANCE
Valuation and Qualifying Account Activity
Balance at Beginning of Period	4,548,900	4,458,517	7,152,860
Additions to Net Deferred Tax Asset Allowance	441,868	90,383	22,388
Deductions from Allowance			2,716,731
Balance at End of Period	$ 4,990,768	$ 4,548,900	$ 4,458,517

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- Definition

Amount of valuation and qualifying accounts and reserves.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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