Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2015

Fair Value Measurements

Summary of information about the liability that is measured at fair value on a recurring basis

	Level 1		Level 2		Level 3		Total
As of December 31, 2014
Warrant liability	$	—	$	—	$	601,889	$	601,889
As of June 30, 2015
Warrant liability	$	—	$	—	$	—	$	—

Summary of change in the estimated fair value of the warrant liability

	Beginning Value of Level 3 Liability		Issuance of Common Warrants		Change in Fair Value of Level 3 Liability		Conversion into Additional Paid-in Capital		Ending Fair Value of Level 3 Liability
For the six months ended June 30, 2015	$	601,889	$	47,479	$	501,617	(1,150,985	)	$	—