Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Current:
Federal	$ (118,269)	$ 1,263,124
State	44,315	32,737
Foreign	618,930	693,297
Total Current	544,976	1,989,158
Deferred:
Federal	311,608	431,454
State	76,290	20,206
Total Deferred	387,898	451,660
Total Income Tax Expense	$ 932,874	$ 2,440,818