Stockholders' Equity - Stock Purchase Warrants (Details) - $ / shares		6 Months Ended
Jun. 30, 2016	Jun. 30, 2026
Stockholders' Equity
Warrants outstanding, weighted average remaining life	10 years
Warrants excluding certain specified warrants
Stockholders' Equity
Outstanding, Shares		2,357,747
Granted, Shares		79,732
Expired, Shares		(5,832)
Outstanding and Exercisable, Shares		2,431,647
Granted, Exercise price (per share)		$ 5.0167
Outstanding, Weighted average exercise price (per share)		7.4
Granted, Weighted average exercise price (per share)		5.0167
Outstanding and Exercisable, Weighted average exercise price (per share)		$ 7.16
Warrants outstanding, weighted average remaining life		3 years 11 months 4 days
Warrants excluding certain specified warrants \| Minimum
Stockholders' Equity
Outstanding, Exercise price (per share)		$ 7
Outstanding and Exercisable, Exercise price (per share)		5.0167
Warrants excluding certain specified warrants \| Maximum
Stockholders' Equity
Outstanding, Exercise price (per share)		77.2
Outstanding and Exercisable, Exercise price (per share)		$ 47.6

Number of warrants or rights expired during the reporting period.

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