Warrants (Details 1) - Warrant [Member]	6 Months Ended
	Jun. 30, 2016 USD ($) $ / shares shares
Number of Warrants
Outstanding - December 31, 2015 | shares	134,209
Exercisable - December 31, 2015 | shares	104,209
Granted | shares	60,000
Forfeited or Expired | shares	(80)
Outstanding - June 30, 2016 | shares	194,129
Exercisable - June 30, 2016 | shares	181,629
Weighted Average Exercise Price
Weighted Average Exercise Price, Outstanding - December 31, 2015 | $ / shares	$ 23.87
Weighted Average Exercise Price, Exercisable - December 31, 2015 | $ / shares	27.87
Weighted Average Exercise Price, Granted | $ / shares	2.91
Weighted Average Exercise Price, Forfeited or Expired | $ / shares	404.49
Weighted Average Exercise Price, Outstanding - June 30, 2016 | $ / shares	17.24
Weighted Average Exercise Price, Exercisable - June 30, 2016 | $ / shares	$ 17.73
Contractual Life in Years, Outstanding - December 31, 2015	3 years 7 months 28 days
Contractual Life in Years, Exercisable - December 31, 2015	4 years 4 days
Contractual Life in Years, Outstanding - June 30, 2016	3 years 22 days
Contractual Life in Years, Exercisable - June 30, 2016	3 years 1 month 21 days
Intrinsic Value, Exercisable - December 31, 2015 | $	$ 0.00
Intrinsic Value, Exercisable - June 30, 2016 | $	$ 11,400