Organization and Summary of Significant Accounting Policies - Inventories (Details) - USD ($)	Jun. 30, 2015	Dec. 31, 2014
Inventory Disclosure [Abstract]
Finished goods	$ 1,876,100	$ 1,626,300
Raw materials	1,712,900	1,117,800
Inventory reserve for obsolescence	(54,400)	(54,400)
Inventories, net	$ 3,534,600	$ 2,689,700