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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 USD ($) property numberOfApartmentHomes apartment_community | Dec. 31, 2019 USD ($)
Real Estate Properties [Line Items] |  |
Number of real estate properties | apartment_community | 67 |
Redemption basis | 1 |
Number of consecutive trading days for valuation | 10 days |
Aggregate redemption value of units of operating partnership owned by limited partners | $ | $ 69.0 | $ 76.6
Subject to Restrictions on Taxable Dispositions |  |
Real Estate Properties [Line Items] |  |
Number of real estate properties | property | 20 |
Number of apartment homes (approximately) | numberOfApartmentHomes | 4,032 |

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- Definition The number of consecutive trading days for valuation. + References No definition available. + Details
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Namespace Prefix: | iret_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition The redemption value of UPREIT Units during the period. + References No definition available. + Details
Name: | iret_RedemptionValueOfUpreitUnits
Namespace Prefix: | iret_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The number of limited partners' units to be redeemed in exchange for a number of common shares upon exercise of the redemption option by the limited partners. + References No definition available. + Details
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Namespace Prefix: | iret_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

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- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- 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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Data Type: | xbrli:integerItemType
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |