Consolidated Condensed Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 1,818,885	$ 2,177,685
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	478,931	510,097
Amortization of operating right of use asset	44,382	42,196
Stock compensation expense	234,396	166,923
Bad debt expense	250,000	310,000
Gain on disposal of assets	(24,737)	0
Gain on debt extinguishment	0	(1,099,350)
Loss on sale of property and equipment	107,820	0
(Increase) decrease in:
Accounts receivables	285,141	520,719
Long-term receivables, prepaids and other assets	(97,532)	685,158
(Decrease) increase in:
Accounts payable	15,721	131,654
Operating lease liability	(44,382)	(42,196)
Accrued liabilities	87,811	590,271
Deferred revenue	(97,482)	(237,143)
Net cash provided by operating activities	3,058,954	3,756,014
Cash flows from investing activities:
Sale of property and equipment	1,374,085	0
Purchase of property and equipment	(17,049)	(103,218)
Net cash provided by (used in) investing activities	1,357,036	(103,218)
Cash flows from financing activities:
Net (decrease) increase in lines of credit	(5,070,000)	1,060,175
Common Stock buyback/retirement	(1,470,974)	0
Proceeds from employee stock plan	56,577	50,328
Dividends paid	(293,222)	(293,222)
Payments on notes payable	0	(920,754)
Net cash used in financing activities	(6,777,619)	(103,473)
Net increase in cash and cash equivalents	(2,361,629)	3,549,323
Cash and cash equivalents at beginning of period	24,070,322	20,345,330
Cash and cash equivalents at end of period	21,708,693	23,894,653
Supplemental disclosure of cash flow information:
Cash paid for income taxes	172,342	55,772
Cash paid for interest	7,688	70,545
Cash paid for operating leases	$ 71,200	$ 71,200
Supplemental disclosure of non-cash investing and financing activities:
Common stock to pay accrued liabilities (in shares)	234,447	139,359
Dividends accrued on preferred stock	$ 293,222	$ 293,222