CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]	Total
Balance (in shares) at Dec. 31, 2017	83,031,595
Balance at Dec. 31, 2017	$ 83,032	$ 94,200,237	$ (122,461)	$ (68,950,742)	$ 25,210,066
Issuance of common stock options exercises (in shares)	50,000
Issuance of common stock options exercises	$ 50	21,950			22,000
Issuance of common stock restricted (in shares)	980,851
Issuance of common stock restricted	$ 981	(981)			0
Stock compensation expense restricted		49,884			49,884
Stock compensation expense non-qualified stock options		74,520			74,520
Foreign currency translation - (loss)			2,938		2,938
Net income (loss)				(462,173)	(462,173)
Balance (in shares) at Mar. 31, 2018	84,062,446
Balance at Mar. 31, 2018	$ 84,063	94,345,609	(119,523)	(69,412,915)	24,897,235
Balance (in shares) at Dec. 31, 2017	83,031,595
Balance at Dec. 31, 2017	$ 83,032	94,200,237	(122,461)	(68,950,742)	25,210,066
Foreign currency translation - (loss)					(62,856)
Net income (loss)					(1,044,355)
Balance (in shares) at Sep. 30, 2018	84,062,446
Balance at Sep. 30, 2018	$ 84,063	94,814,280	(185,317)	(69,995,097)	24,717,929
Balance (in shares) at Mar. 31, 2018	84,062,446
Balance at Mar. 31, 2018	$ 84,063	94,345,609	(119,523)	(69,412,915)	24,897,235
Stock compensation expense restricted		118,034			118,034
Stock compensation expense non-qualified stock options		77,900			77,900
Foreign currency translation - (loss)			(38,335)		(38,335)
Net income (loss)				(472,171)	(472,171)
Balance (in shares) at Jun. 30, 2018	84,062,446
Balance at Jun. 30, 2018	$ 84,063	94,541,543	(157,858)	(69,885,086)	24,582,662
Stock compensation expense restricted		202,664			202,664
Stock compensation expense non-qualified stock options		70,073			70,073
Foreign currency translation - (loss)			(27,459)		(27,459)
Net income (loss)				(110,011)	(110,011)
Balance (in shares) at Sep. 30, 2018	84,062,446
Balance at Sep. 30, 2018	$ 84,063	94,814,280	(185,317)	(69,995,097)	24,717,929
Balance (in shares) at Dec. 31, 2018	84,112,446
Balance at Dec. 31, 2018	$ 84,113	94,926,560	(186,485)	(70,407,218)	24,416,970
Stock compensation expense restricted		16,737			16,737
Stock compensation expense non-qualified stock options		72,529			72,529
Foreign currency translation - (loss)			(29,282)		(29,282)
Net income (loss)				384,101	384,101
Balance (in shares) at Mar. 31, 2019	84,112,446
Balance at Mar. 31, 2019	$ 84,113	95,015,826	(215,767)	(70,023,117)	24,861,055
Balance (in shares) at Dec. 31, 2018	84,112,446
Balance at Dec. 31, 2018	$ 84,113	94,926,560	(186,485)	(70,407,218)	24,416,970
Foreign currency translation - (loss)					(65,698)
Net income (loss)					260,050
Balance (in shares) at Sep. 30, 2019	84,775,186
Balance at Sep. 30, 2019	$ 84,776	95,462,725	(252,183)	(70,147,168)	25,148,150
Balance (in shares) at Mar. 31, 2019	84,112,446
Balance at Mar. 31, 2019	$ 84,113	95,015,826	(215,767)	(70,023,117)	24,861,055
Issuance of common stock restricted (in shares)	662,740
Issuance of common stock restricted	$ 663	(663)			0
Stock compensation expense restricted		180,863			180,863
Stock compensation expense non-qualified stock options		103,248			103,248
Foreign currency translation - (loss)			13,995		13,995
Net income (loss)				(307,761)	(307,761)
Balance (in shares) at Jun. 30, 2019	84,775,186
Balance at Jun. 30, 2019	$ 84,776	95,299,274	(201,772)	(70,330,878)	24,851,400
Stock compensation expense restricted		91,826			91,826
Stock compensation expense non-qualified stock options		71,625			71,625
Foreign currency translation - (loss)			(50,411)		(50,411)
Net income (loss)				183,710	183,710
Balance (in shares) at Sep. 30, 2019	84,775,186
Balance at Sep. 30, 2019	$ 84,776	$ 95,462,725	$ (252,183)	$ (70,147,168)	$ 25,148,150