Warrants (Number of Warrants, Exercise Price, Aggregate Proceeds of Warrants if Exercised) (Details)	12 Months Ended
	Dec. 31, 2015 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Issuances	4,210,000
Shares, Balance at December 31, 2015	1,209,649
Warrants Through March 2015 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Issuances	488,484
Shares, Balance at December 31, 2015	488,484
Aggregate proceeds if exercised | $	$ 5,251,203
Weighted Average Exercise Price, Issuances | $ / shares	$ 10.75
Weighted Average Exercise Price, Outstanding at December 31, 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	523,691
Shares, Exercises	(56,645)
Shares, Balance at December 31, 2015	467,046
Aggregate proceeds if exercised | $	$ 3,269,322
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 December 31, 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	86,408
Shares, Balance at December 31, 2015	86,408
Aggregate proceeds if exercised | $	$ 712,866
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 12.50
Weighted Average Exercise Price, Outstanding at December 31, 2015 | $ / shares	$ 8.25
Convertible Promissory Notes [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	140,608
Shares, Balance at December 31, 2015	140,608
Aggregate proceeds if exercised | $	$ 984,254
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 7.00
Weighted Average Exercise Price, Outstanding at December 31, 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	27,103
Shares, Balance at December 31, 2015	27,103
Aggregate proceeds if exercised | $	$ 623,369
Weighted Average Exercise Price, Outstanding at December 31, 2014 | $ / shares	$ 23.00
Weighted Average Exercise Price, Outstanding at December 31, 2015 | $ / shares	$ 23.00
Warrant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares, Balance at December 31, 2014	777,810
Shares, Issuances	488,484
Shares, Exercises	(56,645)
Shares, Balance at December 31, 2015	1,209,649
Aggregate proceeds if exercised | $	$ 10,838,453
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 December 31, 2015 | $ / shares	$ 8.96