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Cover - shares
 12 Months Ended
Jun. 30, 2021
Oct. 02, 2021
Cover [Abstract]    
Entity Registrant Name IRSA Investments and Representations Inc.  
Entity Central Index Key 0000933267  
Document Type 20-F  
Amendment Flag false  
Entity Voluntary Filers No  
Current Fiscal Year End Date --06-30  
Entity Well Known Seasoned Issuer No  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Current Reporting Status No  
Document Period End Date Jun. 30, 2021  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2021  
Entity Common Stock Shares Outstanding   0
Document Annual Report true  
Document Transition Report false  
Entity File Number 001-13542  
Entity Address Address Line 3 Ciudad Autónoma de Buenos Aires  
Security 12b Title Global Depositary Shares, each representing ten shares of Common Stock  
Trading Symbol IRS  
Security Exchange Name NYSE  
Entity Interactive Data Current No  
Document Shell Company Report false  
Document Registration Statement false  
Entity Accounting Standard IFRS  
Entity Address Address Line 1 Carlos M. Della Paolera 261  
Entity Address Address Line 2 9th Floor (C1001ADA)  
Entity Address City Or Town Ciudad Autónoma de Buenos Aires  
Entity Address Country AR  
City Area Code 11  
Local Phone Number 4323-7449  
Entity Incorporation State Country Code C1  
Contact Personnel Email Address ir@irsa.com.ar