Acquisition and Stockholders' Equity (Deficit) (Details 8) (ContraVir Subsidiary, Loan and Security Agreement, USD $)	0 Months Ended
	Mar. 27, 2014	Jan. 09, 2014	Oct. 18, 2013	Aug. 29, 2013	Jun. 05, 2013	Nov. 18, 2013	Jun. 05, 2013
ContraVir Subsidiary | Loan and Security Agreement
Acquisition and Stockholders' Equity (Deficit)
Maximum amount entity agreed to lend					$ 500,000	$ 1,000,000	$ 500,000
Amount of advance to subsidiary		100,000	150,000	100,000	100,000
Interest rate (as a percent)					6.00%		6.00%
Repayment of advance by ContraVir	$ 461,236