Summary of Supplemental Disclosures of Cash Flow Information (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Summary of Supplemental Disclosures of Cash Flow Information
Stock-based compensation accrual impact, net	$ (31,378)	$ (10,687)	$ 395,257
Change in unrealized loss/gain on available for sale securities			18,502
Cash paid for interest	474,716	255,896	12,634
Transfer of investment in leased property to inventory			$ 253,786