Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2019	6,623,793
Balance at Dec. 31, 2019	$ 66,237	$ 26,719,554	$ 3,172,054	$ 29,957,845
Net income (loss)	$ 0	0	524,049	524,049
Share-Based Compensation (in shares)	15,892
Share-Based Compensation	$ 159	141,193	0	141,352
Balance (in shares) at Jun. 30, 2020	6,639,685
Balance at Jun. 30, 2020	$ 66,396	26,860,747	3,696,103	30,623,246
Balance (in shares) at Mar. 31, 2020	6,633,355
Balance at Mar. 31, 2020	$ 66,333	26,792,106	4,830,532	31,688,971
Net income (loss)	$ 0	0	(1,134,429)	(1,134,429)
Share-Based Compensation (in shares)	6,330
Share-Based Compensation	$ 63	68,641	0	68,704
Balance (in shares) at Jun. 30, 2020	6,639,685
Balance at Jun. 30, 2020	$ 66,396	26,860,747	3,696,103	$ 30,623,246
Balance (in shares) at Dec. 31, 2020	6,678,698			6,678,698
Balance at Dec. 31, 2020	$ 66,786	26,961,684	(2,902,898)	$ 24,125,572
Net income (loss)	$ 0	0	(35,125)	(35,125)
Share-Based Compensation (in shares)	5,583
Share-Based Compensation	$ 56	112,395	0	$ 112,451
Balance (in shares) at Jun. 30, 2021	6,684,281			6,684,281
Balance at Jun. 30, 2021	$ 66,842	27,074,079	(2,938,023)	$ 24,202,898
Balance (in shares) at Mar. 31, 2021	6,684,281
Balance at Mar. 31, 2021	$ 66,842	27,012,001	(4,408,448)	22,670,395
Net income (loss)	$ 0	0	1,470,425	1,470,425
Share-Based Compensation (in shares)	0
Share-Based Compensation	$ 0	62,078	0	$ 62,078
Balance (in shares) at Jun. 30, 2021	6,684,281			6,684,281
Balance at Jun. 30, 2021	$ 66,842	$ 27,074,079	$ (2,938,023)	$ 24,202,898