v3.25.4

Note 1 - Organization (Details Textual) | Dec. 31, 2025
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Number of Properties, Multifamily Apartments | 114
Number of Consolidated Properties, Multifamily Apartments | 1
Number of Units in Real Estate Property | 33,462
Number of Investments in Developing Real Estate | 1
Number of Units in Real Estate Properties Upon Completion | 296
Number of Unconsolidated Joint Ventures | 4
Number of Unconsolidated Joint Ventures, Multifamily Apartment Communities | 2
Number of Units in Real Estate Property, Multifamily Apartment Communities | 653
Number of Unconsolidated Joint Ventures, Multifamily Apartment Properties | 2
Number of Units in Real Estate Property, Multifamily Apartment Properties | 642

X
- Definition The number of consolidated properties classified as multifamily apartments. + References No definition available. + Details
Name: | irt_NumberOfConsolidatedPropertiesMultifamilyApartments
Namespace Prefix: | irt_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of investments in real estate that are under development. + References No definition available. + Details
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Namespace Prefix: | irt_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of properties classified as multifamily apartments. + References No definition available. + Details
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Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of unconsolidated joint ventures. + References No definition available. + Details
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Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of unconsolidated joint ventures classified as multifamily apartment communities. + References No definition available. + Details
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Data Type: | xbrli:pureItemType
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X
- Definition The number of unconsolidated joint ventures classified as multifamily apartment properties. + References No definition available. + Details
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Namespace Prefix: | irt_
Data Type: | xbrli:pureItemType
Balance Type: | na
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X
- Definition The number of units in real estate properties upon completion. + References No definition available. + Details
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Data Type: | xbrli:pureItemType
Balance Type: | na
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X
- Definition The number of units in real estate property classified as multifamily apartment communities. + References No definition available. + Details
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Namespace Prefix: | irt_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of units in real estate property classified as multifamily apartment properties. + References No definition available. + Details
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Namespace Prefix: | irt_
Data Type: | xbrli:pureItemType
Balance Type: | na
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X
- Definition The number of units in a real estate property owned as of the balance sheet date. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
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