XML 143 R71.htm IDEA: XBRL DOCUMENT
v3.19.3

Summary of significant accounting policies (Details) | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
--- | --- | --- | ---
Summary of Significant Accounting Policies [Abstract] |  |  |
Annual price variation | 56.00% | 29.00% | 19.00%
Cumulative as of June 30, 2019 (3 years) | 139.00% |  |

X
- Definition Annual price variation. + References No definition available. + Details
Name: | irsa_PercentageOfAnnualPriceVariation
Namespace Prefix: | irsa_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Cumulative annual price variation. + References No definition available. + Details
Name: | irsa_PercentageOfCumulativeAnnualPriceVariation
Namespace Prefix: | irsa_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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