Revenue Recognition (Details) (USD $)	3 Months Ended	6 Months Ended
	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2013
Revenue Recognition [Abstract]
License revenue CytoDyn and ITM		$ 862,000
Upfront license fee received CytoDyn and ITM			3,700,000
Milestone Revenue from Fuji	$ 1,000,000