Stockholders' Deficit (Details) - $ / shares	Mar. 31, 2016	Dec. 31, 2015
Class of Warrant or Right [Line Items]
Common stock, shares authorized	37,500,000	37,500,000
Common stock, shares outstanding	27,065,799	26,921,066
Warrants, outstanding	3,582,402
Common Stock
Class of Warrant or Right [Line Items]
Exercise price of warrants (in dollars per share)	$ 48.81