Consolidated Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	Capital in Excess of Par Value [Member]	Accumulated Earnings (Deficiency) [Member]	Other Comprehensive Income (Loss) [Member]	Total
Beginning Balance at Dec. 31, 2015	$ 13,178	$ 16,317,225	$ (3,096,454)	$ (1,205,798)	$ 12,028,151
Beginning Balance, shares at Dec. 31, 2015	13,177,991
Translation adjustment				118,590	118,590
Net income			1,793,334		1,793,334
Comprehensive income					1,911,924
Common stock cancelled	$ (1,750)	(1,573,250)			(1,575,000)
Common stock cancelled, shares	(1,750,000)
Common stock issued	$ 30	32,570			32,600
Common Stock Issued, shares	30,000
Stock-based compensation		66,318			66,318
Ending Balance at Dec. 31, 2016	$ 11,458	14,842,863	(1,303,120)	(1,087,208)	12,463,993
Ending Balance, shares at Dec. 31, 2016	11,457,991
Translation adjustment				431,115	431,115
Net income			1,754,741		1,754,741
Comprehensive income					2,185,856
Common stock issued	$ 140	155,880			156,020
Common Stock Issued, shares	140,000
Stock-based compensation		116,092			116,092
Ending Balance at Dec. 31, 2017	$ 11,598	$ 15,114,835	$ 451,621	$ (656,093)	$ 14,921,961
Ending Balance, shares at Dec. 31, 2017	11,597,991