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Segment Information - Schedule of Depreciation and Amortization Expense by Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Schedule of Depreciation and Amortization Expense by Segment [Line Items] |  |  |  |
Depreciation and amortization | $ 20.3 | $ 16.5 | $ 58.9 | $ 47.7
Operating Segments |  |  |  |
Schedule of Depreciation and Amortization Expense by Segment [Line Items] |  |  |  |
Depreciation and amortization | 20.1 | 16.4 | 58.5 | 47.4
Environmental Solutions |  |  |  |
Schedule of Depreciation and Amortization Expense by Segment [Line Items] |  |  |  |
Depreciation and amortization | 19.1 | 15.4 | 55.4 | 44.4
Safety and Security Systems |  |  |  |
Schedule of Depreciation and Amortization Expense by Segment [Line Items] |  |  |  |
Depreciation and amortization | 1.0 | 1.0 | 3.1 | 3.0
Corporate |  |  |  |
Schedule of Depreciation and Amortization Expense by Segment [Line Items] |  |  |  |
Depreciation and amortization | $ 0.2 | $ 0.1 | $ 0.4 | $ 0.3

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