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Segment Information - Schedule of Depreciation and Amortization Expense by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	$ 18.7	$ 15.4
Operating Segments
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	18.6	15.3
Environmental Solutions
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	17.6	14.3
Safety and Security Systems
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	1.0	1.0
Corporate
Schedule of Depreciation and Amortization Expense by Segment [Line Items]
Depreciation and amortization	$ 0.1	$ 0.1

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- Definition

Schedule of Depreciation and Amortization Expense by Segment [Line Items]

+ References

No definition available.

+ Details

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- 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482810/280-10-50-22

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