Revenue Recognition (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended
	Oct. 31, 2015	Sep. 30, 2014	Mar. 31, 2014
Revenue Recognition [Abstract]
Milestone Revenue from Fuji			$ 1.0
Milestone Revenue from Salix		$ 40.0
Subsequent Event [Member]
Subsequent Event [Line Items]
Expected Future Milestone Receivable	$ 1.5