Stock-Based Compensation (Details) (USD $)	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation	$ 487,981	$ 504,383
Adjustments to Additional Paid in Capital, Share-based Compensation, Nonvested Shares, Requisite Service Period Recognition	48,187
Share based compensation expense allocation	487,981	504,383
Company options granted to employees, in shares	835,000
Options expired (in shares)	593,625
Cost of Revenues [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense allocation	10,039	6,618
General and Administrative [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense allocation	416,692	454,855
Research and Development [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense allocation	$ 61,250	$ 42,910