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Segment Information - Reconciliation of Assets from Segment to Consolidated (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 1,879.4	$ 1,765.2
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,827.9	1,704.2
Environmental Solutions
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,544.3	1,424.7
Safety and Security Systems
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	283.6	279.5
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 51.5	$ 61.0

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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