v2.4.0.8
DOCUMENT AND ENTITY INFORMATION
9 Months Ended
Sep. 30, 2015
Nov. 09, 2015
Document and Entity Information    
Entity registrant name METABOLIX, INC.  
Entity central index key 0001121702  
Current fiscal year end date --12-31  
Entity filer category Smaller Reporting Company  
Document type 10-Q  
Document period end date Sep. 30, 2015  
Document fiscal year focus 2015  
Document fiscal period focus Q3  
Amendment flag false  
Entity common stock, shares outstanding   27,331,435
Entity current reporting status Yes