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v3.25.3

Segment Information (Narrative) (Details) | Sep. 30, 2025 geographicDivision
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General Rentals |
Segment Reporting Information |
Number of geographic divisions entity operates in (locations) | 4

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- Definition Number of Geographic Divisions Entity Operates In + References No definition available. + Details
Name: | uri_NumberOfGeographicDivisionsEntityOperatesIn
Namespace Prefix: | uri_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- 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_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=uri_GeneralRentalsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |