Income Taxes - US Statutory Rate Reconciliation (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Federal income taxes at 34% statutory rate	$ 1,878,464	$ 2,203,901
State and local taxes, net of federal income tax effect	105,492	131,505
Permanent items	328,075	11,693
Foreign tax rate difference	(601,269)	(471,469)
Change in deferred income tax valuation allowance	110,110	138,090
Provision for income taxes	$ 1,820,872	$ 2,013,720