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Borrowings (Details Textual) ₪ in Millions, $ in Millions | Jun. 30, 2019 ILS (₪) | Jun. 30, 2019 ARS ($) | Jun. 30, 2018 ARS ($) | Sep. 28, 2017 ARS ($)
--- | --- | --- | --- | ---
Borrowings (Details Textual) |  |  |  |
Total Borrowings from collateralized liabilities |  | $ 10,754 | $ 50,236 |
Guaranteed loan | ₪ | ₪ 153 |  |  |
SERIES F [Member] |  |  |  |
Borrowings (Details Textual) |  |  |  |
Loss on swap of debt |  |  |  | $ 4,297
SERIES F [Member] | NIS [Member] |  |  |  |
Borrowings (Details Textual) |  |  |  |
Loss on swap of debt |  |  |  | $ 461

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- Definition The information represent the borrowings. + References No definition available. + Details
Name: | irsa_Borrowings1
Namespace Prefix: | irsa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | irsa_BorrowingsDetailsTextualAbstract
Namespace Prefix: | irsa_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of IDBD debt rating guaranteed that loan. + References No definition available. + Details
Name: | irsa_GuaranteedLoan
Namespace Prefix: | irsa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of loss on swap of debt. + References No definition available. + Details
Name: | irsa_LossOnSwapOfDebt
Namespace Prefix: | irsa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=irsa_BorrowingsSERIESF1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | irsa_TypeOfCurrencyAxis=irsa_ILSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |