Property and Equipment (Details Textual) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 117,800	$ 125,000	$ 243,186	$ 224,128
Lease Agreements [Member]
Property, Plant and Equipment [Line Items]
Depreciation expense	3,900	18,000	17,700	32,700
Capital Leased Assets, Gross	529,200		529,200		$ 536,100
Capital lease assets, net	33,600		33,600		55,800
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation	495,600		495,600		481,000
Property, Plant and Equipment, Transfers and Changes			6,900		11,900
Accumulated Depreciation, Depletion and Amortization, Property, Plant and Equipment, Period Increase (Decrease)	$ 1,300	$ 1,300	$ 2,400	$ 2,400	$ 500