Warrants (Number of Warrants, Exercise Price, Aggregate Proceeds of Warrants if Exercised) (Details)	9 Months Ended
	Sep. 30, 2015 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Issuances	4,210,000
Shares, Balance at September 30, 2015	1,209,681
Warrants Through March 2015 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014
Shares, Issuances	488,496
Shares, Balance at September 30, 2015	488,496
Aggregate proceeds if exercised | $	$ 5,251,332
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares
Weighted Average Exercise Price, Issuances | $ / shares	$ 10.75
Weighted Average Exercise Price, Outstanding at September 30, 2015 | $ / shares	$ 10.75
2013 Series B Warrants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	523,705
Shares, Exercises	(56,645)
Shares, Balance at September 30, 2015	467,060
Aggregate proceeds if exercised | $	$ 3,269,420
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 7.00
Weighted Average Exercise Price, Exercises | $ / shares	7.00
Weighted Average Exercise Price, Outstanding at September 30, 2015 | $ / shares	$ 7.00
Warrants Through December 2013 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	86,410
Shares, Balance at September 30, 2015	86,410
Aggregate proceeds if exercised | $	$ 1,080,125
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 12.50
Weighted Average Exercise Price, Outstanding at September 30, 2015 | $ / shares	$ 12.50
Convertible Promissory Notes [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	140,611
Shares, Balance at September 30, 2015	140,611
Aggregate proceeds if exercised | $	$ 984,277
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 7.00
Weighted Average Exercise Price, Outstanding at September 30, 2015 | $ / shares	$ 7.00
Warrants Through 2011 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	27,104
Shares, Balance at September 30, 2015	27,104
Aggregate proceeds if exercised | $	$ 623,392
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 23.00
Weighted Average Exercise Price, Outstanding at September 30, 2015 | $ / shares	$ 23.00
Warrant Liability [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	777,830
Shares, Issuances	488,496
Shares, Exercises	(56,645)
Shares, Balance at September 30, 2015	1,209,681
Aggregate proceeds if exercised | $	$ 11,975,842
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 8.00
Weighted Average Exercise Price, Issuances | $ / shares	10.75
Weighted Average Exercise Price, Exercises | $ / shares	7.00
Weighted Average Exercise Price, Outstanding at September 30, 2015 | $ / shares	$ 9.90