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Document and Entity Information (USD $)
3 Months Ended
Aug. 31, 2011
Sep. 08, 2011
Nov. 30, 2010
Document And Entity Information   
Entity Registrant NameAMERICAN INTERNATIONAL VENTURES INC /DE/  
Entity Central Index Key0000005656  
Document Type10-Q  
Document Period End DateAug. 31, 2011
Amendment Flagfalse  
Current Fiscal Year End Date--05-31  
Is Entity a Well-known Seasoned Issuer?No  
Is Entity a Voluntary Filer?No  
Is Entity's Reporting Status Current?Yes  
Entity Filer CategorySmaller Reporting Company  
Entity Public Float  $ 276,423
Entity Common Stock, Shares Outstanding 19,345,044 
Document Fiscal Period FocusQ1  
Document Fiscal Year Focus2012