v3.19.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2018
May 01, 2018
Document and Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag true  
Amendment Description This Amendment No. 1 to Form 10-Q, or this Amendment, amends the Quarterly Report on Form 10-Q for the three months ended March 31, 2018 we originally filed with the Securities and Exchange Commission, or the Commission, on May 9, 2018, or the Original Filing, in connection with the recognition in this Amendment of revenue from a license agreement that was not recognized previously. All amendments and restatements to the financial statements are non-cash in nature.  
Document Period End Date Mar. 31, 2018  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Entity Registrant Name Protalix BioTherapeutics, Inc.  
Entity Central Index Key 0001006281  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Trading Symbol PLX  
Entity Common Stock, Shares Outstanding   145,569,955
Entity Emerging Growth Company false  
Entity Small Business false