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Investments in Real Estate - Summary of Held for Sale Property (Details) $ in Thousands	Jun. 30, 2021 USD ($) Property
Real Estate Properties [Line Items]
Units | Property	152
Real estate held for sale | $	$ 27,910
King's Landing | St. Louis, MO
Real Estate Properties [Line Items]
Units | Property	152
Real estate held for sale | $	$ 27,910

X

- Definition

Number of units In real estate property held for sale.

+ References

No definition available.

+ Details

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Namespace Prefix:	irt_
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Period Type:	instant

X

- Definition

Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(f))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

+ Details

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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

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X

- Details

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X

- Details

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