Number of Employees at Acquired Entity

No definition available.

Name:	itt_NumberOfEmployeesAtAcquiredEntity
Namespace Prefix:	itt_
Data Type:	xbrli:pureItemType
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- Definition

With respect to a business combination completed during the period, this element provides a description of the business, other than the name, which may include the industry, size, products and other important information.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionRevenueReportedByAcquiredEntityForLastAnnualPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_BusinessAcquisitionAxis=itt_HabonimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Acquisitions - Habonim (Details) $ in Millions	12 Months Ended
Acquisitions - Habonim (Details) $ in Millions	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Apr. 04, 2022
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 146.9	$ 0.0	$ 4.7
Habonim
Business Acquisition [Line Items]
Business Acquisition, Description of Acquired Entity	completed the acquisition of 100% of the privately held stock of Habonim
Payments to Acquire Businesses, Net of Cash Acquired	$ 139.9
Business Acquisition, Revenue Reported by Acquired Entity for Last Annual Period		$ 44.0
Number of Employees at Acquired Entity				200