Document and Entity Information - shares
 3 Months Ended
May 31, 2021
Jul. 14, 2021
Cover [Abstract]    
Entity Registrant Name Loop Industries, Inc.  
Entity Central Index Key 0001504678  
Document Type 10-Q  
Document Period End Date May 31, 2021  
Amendment Flag false  
Current Fiscal Year End Date --02-28  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   42,445,351
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2022  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Shell Company false  
Entity Interactive Data Current? Yes  
Entity Incorporation State Country Code NV  
Entity File Number 000-54768