Document and Entity Information - USD ($)
 12 Months Ended
Feb. 28, 2018
May 04, 2018
Aug. 31, 2017
Document And Entity Information      
Entity Registrant Name Loop Industries, Inc.    
Entity Central Index Key 0001504678    
Document Type 10-K    
Document Period End Date Feb. 28, 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 Smaller Reporting Company    
Entity Public Float     $ 205,031,180
Entity Common Stock, Shares Outstanding   33,769,909  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2018