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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation (Details)	Dec. 31, 2020	Dec. 31, 2019
Accounting Policies [Abstract]
Interest in operating partnership	93.00%	92.00%
Percentage of general interest partnership	100.00%	100.00%

X

- Definition

The entity's ownership interest in the operating partnership.

+ References

No definition available.

+ Details

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Period Type:	instant

X

- Definition

The entity's ownership interest in the general partnership included in operating partnership interest.

+ References

No definition available.

+ Details

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Namespace Prefix:	iret_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

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