Segment Information - Schedule of Depreciation and Amortization Expense by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	$ 24.6	$ 19.9	$ 48.4	$ 38.6
Operating Segments
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	24.4	19.8	48.1	38.4
Environmental Solutions
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	23.3	18.7	45.9	36.3
Safety and Security Systems
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	1.1	1.1	2.2	2.1
Corporate
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	$ 0.2	$ 0.1	$ 0.3	$ 0.2

- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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