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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Change in Depreciable Lives of Real Estate Assets and Real Estate Held For Sale (Details) - apartmentProperty	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Real Estate Properties [Line Items]
Number of year after date of acquisition related to adjustment of real estate preliminary allocations of purchase price	1 year
Assets Held for Sale
Real Estate Properties [Line Items]
Number of real estate properties classified as held for sale	0	0

X

- Definition

Number of real estate properties classified as held for sale.

+ References

No definition available.

+ Details

Name:	iret_NumberOfRealEstatePropertiesClassifiedAsHeldForSale
Namespace Prefix:	iret_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of year after the date of acquisition related to adjustment of real estate preliminary allocations of the purchase price.

+ References

No definition available.

+ Details

Name:	iret_NumberOfYearAfterDateOfAcquisitionRelatedToAdjustmentOfRealEstatePreliminaryAllocationsOfPurchasePrice
Namespace Prefix:	iret_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- 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

Name:	us-gaap_RealEstatePropertiesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: