Consolidated Statements of Comprehensive Income - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Net income	$ 6,402,405	$ 7,706,921	$ 7,265,717
Translation adjustment	(999,621)	(776,307)	(290,678)
COMPREHENSIVE INCOME	$ 5,402,784	$ 6,930,614	$ 6,975,039