Condensed Interim Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Capital in Excess of Par Value [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total	Noncontrolling Interest [Member]	Total Stockholders' Equity [Member]
Beginning balance, value at Dec. 31, 2019	$ 12,216	$ 16,437,473	$ 2,456,148	$ (994,610)	$ 17,911,227	$ 2,550,149	$ 20,461,376
Beginning balance, Shares at Dec. 31, 2019	12,215,545
Translation adjustment				(98,928)	(98,928)		(98,928)
Net income (loss)			1,264,675		1,264,675	67,015	1,331,690
Common stock issued	$ 25	24,725			24,750		24,750
Common stock issued, Shares	25,000
Distributions to noncontrolling interests						(143,002)	(143,002)
Stock-based compensation		29,582			29,582		29,582
Ending balance, value at Mar. 31, 2020	$ 12,241	16,491,780	3,720,823	(1,093,538)	19,131,306	2,474,162	21,605,468
Ending balance, Shares at Mar. 31, 2020	12,240,545
Beginning balance, value at Dec. 31, 2019	$ 12,216	16,437,473	2,456,148	(994,610)	17,911,227	2,550,149	20,461,376
Beginning balance, Shares at Dec. 31, 2019	12,215,545
Net income (loss)					2,397,542
Ending balance, value at Jun. 30, 2020	$ 12,241	16,520,888	4,853,690	(1,024,476)	20,362,343	2,552,002	22,914,345
Ending balance, Shares at Jun. 30, 2020	12,240,545
Beginning balance, value at Dec. 31, 2019	$ 12,216	16,437,473	2,456,148	(994,610)	17,911,227	2,550,149	20,461,376
Beginning balance, Shares at Dec. 31, 2019	12,215,545
Ending balance, value at Dec. 31, 2020	$ 12,261	16,633,190	5,433,198	(872,121)	21,206,528	2,561,751	23,768,279
Ending balance, Shares at Dec. 31, 2020	12,260,545
Beginning balance, value at Mar. 31, 2020	$ 12,241	16,491,780	3,720,823	(1,093,538)	19,131,306	2,474,162	21,605,468
Beginning balance, Shares at Mar. 31, 2020	12,240,545
Translation adjustment				69,062	69,062		69,062
Net income (loss)			1,132,867		1,132,867	132,078	1,264,945
Distributions to noncontrolling interests						(54,238)	(54,238)
Stock-based compensation		29,108			29,108		29,108
Ending balance, value at Jun. 30, 2020	$ 12,241	16,520,888	4,853,690	(1,024,476)	20,362,343	2,552,002	22,914,345
Ending balance, Shares at Jun. 30, 2020	12,240,545
Beginning balance, value at Dec. 31, 2020	$ 12,261	16,633,190	5,433,198	(872,121)	21,206,528	2,561,751	23,768,279
Beginning balance, Shares at Dec. 31, 2020	12,260,545
Translation adjustment				82,352	82,352		82,352
Net income (loss)			1,450,571		1,450,571	186,484	1,637,055
Common stock issued	$ 55	76,305			76,360		76,360
Common stock issued, Shares	55,201
Distributions to noncontrolling interests						(157,952)	(157,952)
Stock-based compensation		39,589			39,589		39,589
Ending balance, value at Mar. 31, 2021	$ 12,316	16,749,084	6,883,769	(789,769)	22,855,400	2,590,283	25,445,683
Ending balance, Shares at Mar. 31, 2021	12,315,746
Beginning balance, value at Dec. 31, 2020	$ 12,261	16,633,190	5,433,198	(872,121)	21,206,528	2,561,751	23,768,279
Beginning balance, Shares at Dec. 31, 2020	12,260,545
Net income (loss)					2,627,332
Ending balance, value at Jun. 30, 2021	$ 12,316	16,788,225	8,060,530	(752,176)	24,108,895	2,707,018	26,815,913
Ending balance, Shares at Jun. 30, 2021	12,315,746
Beginning balance, value at Mar. 31, 2021	$ 12,316	16,749,084	6,883,769	(789,769)	22,855,400	2,590,283	25,445,683
Beginning balance, Shares at Mar. 31, 2021	12,315,746
Translation adjustment				37,593	37,593		37,593
Net income (loss)			1,176,761		1,176,761	268,449	1,445,210
Distributions to noncontrolling interests						(151,714)	(151,714)
Stock-based compensation		39,141			39,141		39,141
Ending balance, value at Jun. 30, 2021	$ 12,316	$ 16,788,225	$ 8,060,530	$ (752,176)	$ 24,108,895	$ 2,707,018	$ 26,815,913
Ending balance, Shares at Jun. 30, 2021	12,315,746