Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows from Operating Activities:
Net income	$ 1,113,441	$ 3,720,103
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	609,037	429,718
Amortization of operating right of use asset	60,793	0
Stock compensation expense	291,630	473,556
Bad debt expense	375,000	350,000
(Increase) decrease in:
Accounts receivables	(350,908)	17,001
Operating right-of-use asset	60,793	0
Long-term receivables, prepaid and other assets	884,429	(759,122)
(Decrease) increase in:
Accounts payable	(187,291)	(867,631)
Accrued liabilities	(247,233)	392,089
Operating lease liability	(60,794)	0
Deferred revenue	(213,677)	(271,752)
Net cash provided by operating activities	2,274,427	3,483,962
Cash Flows from Investing Activities:
Purchase of long-term investments	0	(1,000)
Purchase of property and equipment	(642,922)	(45,197)
Net cash used in investing activities	(642,922)	(44,197)
Cash Flows from Financing Activities:
Net increase in lines of credit	340,000	1,430,000
Proceeds from exercise of warrants	0	164,997
Common Stock buyback/retirement	(2,158,471)	0
Proceeds from employee stock plan	120,923	0
Dividends paid	(439,833)	(293,222)
Payments on notes payable and capital leases	(219,992)	(1,488,610)
Net cash used in financing activities	(2,357,373)	(186,835)
Net increase (decrease) in cash and cash equivalents	(725,868)	3,252,930
Cash and cash equivalents at beginning of period	18,609,423	14,892,439
Cash and cash equivalents at end of period	17,883,555	18,145,369
Supplemental disclosure of cash flow information:
Cash paid for income taxes	100,158	143,909
Cash paid for interest	16,042	33,371
Supplemental disclosure of non-cash investing and financing activities:
Common stock to pay accrued liabilities	284,135	436,911
Dividends accrued on preferred stock	439,833	439,832
Right-of-use asset	$ 862,741	$ 0