XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.21.2

Acquired Properties - Narrative (Details) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Business Combination and Asset Acquisition [Abstract] |  |
Transaction costs capitalized | $ 59 | $ 63

X
- Definition Asset Acquisition, Transaction Costs Capitalized During the Period + References No definition available. + Details
Name: | ivt_AssetAcquisitionTransactionCostsCapitalizedDuringthePeriod
Namespace Prefix: | ivt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_BusinessCombinationAndAssetAcquisitionAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration