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Commitments and Contingencies Commitments and Contingencies - Environmental Textuals (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2019
Payments to Prepare Former Operation Location for Sale | $ 10.2 |
Environmental-related assets | $ 23.4 | $ 22.2

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- Definition Payments to Prepare Former Operation Location for Sale + References No definition available. + Details
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Namespace Prefix: | itt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Recorded amount of the individual components comprising the asset for third-party recoveries related to environmental remediation obligations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109237650&loc=d3e13022-110858 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant