v3.7.0.1
Note 5 - Collaboration Agreement (Details Textual) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended 19 Months Ended
Jul. 17, 2015
Sep. 30, 2015
Jul. 31, 2014
Dec. 31, 2013
Mar. 31, 2017
Sep. 30, 2014
Dec. 31, 2015
Jul. 17, 2015
Jul. 16, 2015
Dec. 31, 2016
 [1]
Payments In Exchange For Services Under Collaboration Agreement $ 700                  
Amount Of Binding Product Forecast Revenue 3,700                  
Revenue Recognition, Milestone Method, Revenue Recognized   $ 15,000   $ 30,000   $ 5,000   $ 33,300    
Revenue Recognition Milestone Method Agreed, Additional Amount, Based On Efforts And Targets         $ 194,500          
Manufacturing Agreement, Percentage For Five Years         100.00%          
Manufacturing Agreement, Percentage, Thereafter         80.00%          
Revenue Recognition Milestone Method Agreed, Additional Amount   $ 15,000                
Deferred Revenue 54,400             54,400 $ 1,700  
Collaboration Agreement Consideration, Amount               35,000    
Discount On Manufacturing Services             $ 4,400      
Committee Participation Sercices Recognized             200      
Manufacturing Services Revenues Related To Binding Forecast             $ 2,300      
Deferred Revenue, Current         $ 362         $ 362
Deferred Revenue, Noncurrent         3,734         $ 3,824
AUSTRALIA                    
Revenue Recognition, Milestone Method, Revenue Recognized         166,000          
Zalviso [Member]                    
Revenue Recognition, Milestone Method, Revenue Recognized         28,500          
Milestone Payments Received     $ 5,000              
Zalviso [Member] | Europe [Member]                    
Revenue Recognition, Milestone Method, Revenue Recognized         20,000          
Based upon Net Sales Target Achievements [Member]                    
Increase (Decrease) In Milestone Payments Related To Net Sales Target (5,500)                  
Potential Milestone Payments Related To Net Sales Target 166,000               $ 171,500  
Revenue Recognition Milestone Method Agreed, Additional Amount, Based On Efforts And Targets         166,000          
Based upon Successful Regulatory and Product Development Efforts [Member]                    
Revenue Recognition Milestone Method Agreed, Additional Amount, Based On Efforts And Targets         $ 28,500          
Previously Delivered License [Member]                    
Revenue Recognition Milestone Method Agreed, Additional Amount 13,200             13,200    
Research and Development and Committee Participation Services [Member]                    
Revenue Recognition Milestone Method Agreed, Additional Amount $ 500             $ 500    
[1] The condensed consolidated balance sheet as of December 31, 2016 has been derived from the audited financial statements as of that date included in the Company's Annual Report on Form 10-K for the year ended December 31, 2016.