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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Significant Risks and Uncertainties (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2020 USD ($)	Sep. 30, 2020 USD ($)
Accounting Policies [Abstract]
Rent deferrals and abatements outstanding	$ 59	$ 59
Reduction in revenue	$ (136)	$ (538)

X

- Definition

Rent Deferrals, Outstanding

+ References

No definition available.

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X

- Definition

Revenue Reduction Due To Rental Abatements, Amount

+ References

No definition available.

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Namespace Prefix:	iret_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

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