Fair Value Measurements (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2017

Dec. 31, 2016

Fair Value Measurements

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

	Level 1		Level 2		Level 3		Total
As of March 31, 2017 Warrant Liability	$	—	$	—	$	1,252,620	$	1,252,620

	Level 1		Level 2		Level 3		Total
As of December 31, 2016 Warrant Liability	$	—	$	—	$	799,201	$	799,201

	Level 1		Level 2		Level 3		Total
As of December 31, 2016 Warrant Liability	$	—	$	—	$	799,201	$	799,201

Summary of change in the estimated fair value of level 3 liabilities

	Beginning		Change in		Ending Fair
	Value of		Fair Value of		Value of
	Level 3		Level 3		Level 3
	Liability		Liability		Liability
For the three months ended March 31, 2017	$	799,201	$	453,419	$	1,252,620
For the three months ended March 31, 2016	$	—	$	—	$	—

	Beginning Value of Level 3 Liability		Issuance of Common Stock Warrants		Change in Fair Value of Level 3 Liability		Conversion into Additional Paid-in Capital			Ending Fair Value of Level 3 Liability
For the year ended December 31, 2016	$	—	$	756,001	$	43,200	$	—		$	799,201
For the year ended December 31, 2015	$	601,889	$	47,479	$	501,617	$	(1,150,985	)	$	—