XML 20 R50.htm IDEA: XBRL DOCUMENT

License Agreements (Additional Information) (Detail) (USD $)	0 Months Ended	1 Months Ended	9 Months Ended			3 Months Ended
	Jan. 13, 2014	Oct. 31, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Sep. 30, 2014 Orexo [Member]	Oct. 31, 2013 Orexo [Member]	Sep. 30, 2014 M D Anderson Cancer Center [Member]
License And Collaboration Agreements [Line Items]
Annual maintenance fee								$ 200,000
Milestone payment for Phase 3			3,222,000		0			200,000
Cash paid for acquisition of Abstral rights		10,000,000
Remaining cash held of Abstral rights							5,000,000
Estimated year of licensed patents expiration						2019
Payments to Acquire Businesses, Gross	$ 2,000,000		$ 2,315,000	$ 0