Share-Based Compensation Share-Based Compensation (Details) (USD $)	3 Months Ended		6 Months Ended								6 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Stock Option [Member]	Jun. 30, 2014 Warrants	Jun. 30, 2013 Warrants	Dec. 31, 2013 Warrants	Jun. 30, 2014 Stock Options [Member]	Dec. 31, 2013 Stock Options [Member]	Jun. 30, 2014 Restricted Stock [Member]	Jun. 30, 2014 Cost of revenue	Jun. 30, 2013 Cost of revenue	Jun. 30, 2014 Cost of revenue	Jun. 30, 2013 Cost of revenue	Jun. 30, 2014 Research and development	Jun. 30, 2013 Research and development	Jun. 30, 2014 Research and development	Jun. 30, 2013 Research and development	Jun. 30, 2014 Selling, General and Administrative Expenses [Member]	Jun. 30, 2013 Selling, General and Administrative Expenses [Member]	Jun. 30, 2014 Selling, General and Administrative Expenses [Member]	Jun. 30, 2013 Selling, General and Administrative Expenses [Member]	Jun. 30, 2014 Stock Option [Member]	Jun. 30, 2013 Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	$ 1,759,700	$ 1,095,700	$ 5,653,500	$ 3,314,200								$ 98,500	$ 58,500	$ 236,600	$ 145,000	$ 371,600	$ 129,800	$ 848,400	$ 347,100	$ 1,289,600	$ 907,400	$ 4,568,500	$ 2,822,100
Unrecognized compensation cost					6,814,900	33,400					262,900
Expected weighted-average period in years of compensation cost to be recognized					5 years 7 days	1 year 18 days					2 months 9 days
Total fair value of shares vested						$ 15,000	$ 80,900																	$ 2,552,200	$ 1,646,300
Weighted average estimated fair value of shares granted						$ 0.00		$ 3.51	$ 4.92	$ 4.58