XML 68 R57.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Subsequent Events update (Details) ft² in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
May 09, 2018 USD ($) ft² Property | Mar. 31, 2018 USD ($) ft² | Mar. 31, 2017 USD ($) ft² | Dec. 31, 2017 ft²
Subsequent Event [Line Items] |  |  |  |
Number of disposed properties |  | 18,280 |  |
Square Feet | ft² |  | 3,000 | 300 | 3,200
Gross disposition price |  | $ 127,500 | $ 29,050 |
Subsequent Event |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Number of disposed properties | Property | 1 |  |  |
Square Feet | ft² | 45 |  |  |
Gross disposition price | $ 10,000 |  |  |

X
- Definition Discontinued operation, gross disposition price + References No definition available. + Details
Name: | ivtp_DiscontinuedOperationGrossDispositionPrice
Namespace Prefix: | ivtp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number Of Disposed Properties + References No definition available. + Details
Name: | ivtp_NumberOfDisposedProperties
Namespace Prefix: | ivtp_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Area of a real estate property. + References No definition available. + Details
Name: | us-gaap_AreaOfRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |