Inventories (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Inventory [Line Items]
Raw materials	$ 2,770,636	$ 3,294,030
Work in Process	2,198,981	1,657,164
Finished Goods	13,723,090	13,448,796
Allowance for excess quantities	(822,796)	(644,690)
Total inventories	$ 17,869,911	$ 17,755,300