Document and Entity Information - shares
 3 Months Ended
May 31, 2018
Jun. 22, 2018
Document And Entity Information    
Entity Registrant Name Loop Industries, Inc.  
Entity Central Index Key 0001504678  
Document Type 10-Q  
Document Period End Date May 31, 2018  
Amendment Flag false  
Current Fiscal Year End Date --02-28  
Is Entity a Well-known Seasoned Issuer? No  
Is Entity a Voluntary Filer? No  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   33,805,706
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2019