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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

X

- 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

X

- References

No definition available.

+ Details

Name:	irsa_BorrowingsDetailsTextualAbstract
Namespace Prefix:	irsa_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- 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: