Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)	Total	Common Stock	Preferred Stock	Retained Earnings (Accumulated Deficit)
Balance, shares at Jun. 30, 2020		13,803,855	3,681,000
Balance, amount at Jun. 30, 2020	$ 19,895,881	$ 27,474,411	$ 8,770,798	$ (16,349,328)
Stock-based compensation, shares		84,661
Stock-based compensation, amount	47,470	$ 47,470	0	0
Preferred stock dividend, in common stock, issued or to be issued, shares		207,736
Preferred stock dividend, in common stock, issued or to be issued, amount	0	$ 194,226	0	(194,226)
Net loss	(377,704)	$ 0	$ 0	(377,704)
Balance, shares at Sep. 30, 2020		14,096,252	3,681,000
Balance, amount at Sep. 30, 2020	19,565,647	$ 27,716,107	$ 8,770,798	(16,921,258)
Balance, shares at Jun. 30, 2020		13,803,855	3,681,000
Balance, amount at Jun. 30, 2020	19,895,881	$ 27,474,411	$ 8,770,798	(16,349,328)
Net income	(1,050,536)
Balance, shares at Dec. 31, 2020		14,719,711	3,351,000
Balance, amount at Dec. 31, 2020	18,943,596	$ 28,738,983	$ 7,980,788	(17,776,175)
Balance, shares at Sep. 30, 2020		14,096,252	3,681,000
Balance, amount at Sep. 30, 2020	19,565,647	$ 27,716,107	$ 8,770,798	(16,921,258)
Stock-based compensation, shares		16,940
Stock-based compensation, amount	50,781	$ 50,781	0	0
Preferred stock dividend, in common stock, issued or to be issued, shares		276,519
Preferred stock dividend, in common stock, issued or to be issued, amount	0	$ 182,085	0	(182,085)
Net loss	(672,832)	$ 0	$ 0	(672,832)
Preferred stock converted to common stock, shares		330,000	(330,000)
Preferred stock converted to common stock, amount	0	$ 790,010	$ (790,010)	0
Preferred stock beneficial conversion and accretion of discount	51,352	0	51,352	0
Dividend of beneficial conversion and accretion of discount	(51,352)	$ 0	$ (51,352)	0
Net income	(672,832)
Balance, shares at Dec. 31, 2020		14,719,711	3,351,000
Balance, amount at Dec. 31, 2020	18,943,596	$ 28,738,983	$ 7,980,788	(17,776,175)
Stock-based compensation, shares		30,000
Stock-based compensation, amount	30,106	$ 30,106	0	0
Preferred stock dividend, in common stock, issued or to be issued, shares		224,797
Preferred stock dividend, in common stock, issued or to be issued, amount	0	$ 181,877	0	(181,877)
Issuance of common stock, net of issuance costs of $137,547, shares		2,230,600
Issuance of common stock, net of issuance costs of $137,547, amount	3,462,195	$ 3,462,195	0	0
Net income	118,209	$ 0	$ 0	118,209
Balance, shares at Mar. 31, 2021		17,205,108	3,351,000
Balance, amount at Mar. 31, 2021	22,554,106	$ 32,413,161	$ 7,980,788	(17,839,843)
Stock-based compensation, amount	25,843	$ 25,843	0	0
Preferred stock dividend, in common stock, issued or to be issued, shares		159,546
Preferred stock dividend, in common stock, issued or to be issued, amount	0	$ 182,467	0	(182,467)
Net income	2,933,576	$ 0	$ 0	2,933,576
Balance, shares at Jun. 30, 2021		17,364,654	3,351,000
Balance, amount at Jun. 30, 2021	25,513,525	$ 32,621,471	$ 7,980,788	(15,088,734)
Stock-based compensation, shares		85,002
Stock-based compensation, amount	106,395	$ 106,395	0	0
Preferred stock dividend, in common stock, issued or to be issued, shares		154,640
Preferred stock dividend, in common stock, issued or to be issued, amount	0	$ 187,083	0	(187,083)
Net income	482,640	$ 0	$ 0	482,640
Balance, shares at Sep. 30, 2021		17,604,296	3,351,000
Balance, amount at Sep. 30, 2021	26,102,560	$ 32,914,949	$ 7,980,788	(14,793,177)
Balance, shares at Jun. 30, 2021		17,364,654	3,351,000
Balance, amount at Jun. 30, 2021	25,513,525	$ 32,621,471	$ 7,980,788	(15,088,734)
Net income	(958,627)
Balance, shares at Dec. 31, 2021		17,732,440	3,351,000
Balance, amount at Dec. 31, 2021	24,666,882	$ 33,102,691	$ 7,980,788	(16,416,597)
Balance, shares at Sep. 30, 2021		17,604,296	3,351,000
Balance, amount at Sep. 30, 2021	26,102,560	$ 32,914,949	$ 7,980,788	(14,793,177)
Stock-based compensation, amount	5,589	$ 5,589	0	0
Preferred stock dividend, in common stock, issued or to be issued, shares		128,144
Preferred stock dividend, in common stock, issued or to be issued, amount	0	$ 182,153	0	(182,153)
Net loss	(1,441,267)	$ 0	$ 0	(1,441,267)
Net income	(1,441,267)
Balance, shares at Dec. 31, 2021		17,732,440	3,351,000
Balance, amount at Dec. 31, 2021	$ 24,666,882	$ 33,102,691	$ 7,980,788	$ (16,416,597)