Co-Promotion, Waiver And Financing Agreements (Details)		1 Months Ended	12 Months Ended
	Oct. 29, 2014 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Apr. 23, 2015
Silicon Valley Bank
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Liquidity ratio				1.2500
Migranal | Sales Revenue, Services, Net [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Proceeds from contract termination		$ 500,000
Zohydro ER
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Product exclusivity period	3 years
First payment of royalty agreement	$ 5,000,000
Second royalty payment	5,000,000
Sales threshold to receive royalty payments	$ 5,000,000
Zohydro ER | Sales Revenue, Services, Net [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Revenue recognized			$ 5,000,000