Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
OPERATING ACTIVITIES
Net income	$ 524,198	$ 1,385,003
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,231,498	334,138
Amortization of lease cost in excess of cash paid	35,794	85,668
Deferred income taxes	(81,983)	437,369
(Increase) in:
Accounts receivable	(211,519)	(239,778)
Inventories	17,780	(27,276)
Prepaid expenses	86,296	(38,200)
Other assets including long-term portion of receivables	(424,602)	(512,981)
(Decrease) in:
Accounts payable and accrued expenses	(186,428)	(154,963)
Net cash provided by operating activities	991,034	1,268,997
INVESTING ACTIVITIES
Purchase of property and equipment	(953,028)	(272,870)
Net cash (used) in investing activities	(953,028)	(272,870)
FINANCING ACTIVITIES
Payment of principal on convertible notes	(1,275,000)	0
Proceeds of new loan - Corbel	7,042,958	0
Payment of principal - First Financial Bank	(4,379,024)	(797,897)
Net cash (used) by financing activities	1,388,934	(797,897)
Increase in cash	1,426,940	198,210
Cash at beginning of period	218,132	76,194
Cash at end of period	1,645,072	274,404
Supplemental schedule of investing and financing activities
Cash paid for interest	$ 634,548	$ 460,931