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Segment Information - Schedule of Capital Expenditures 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 Capital Expenditures by Segment [Line Items] |  |  |  |
Segment, Expenditure, Addition to Long-Lived Assets | $ 7.0 | $ 7.9 | $ 19.9 | $ 32.1
Operating Segments |  |  |  |
Schedule of Capital Expenditures by Segment [Line Items] |  |  |  |
Segment, Expenditure, Addition to Long-Lived Assets | 6.9 | 6.8 | 18.6 | 29.5
Environmental Solutions |  |  |  |
Schedule of Capital Expenditures by Segment [Line Items] |  |  |  |
Segment, Expenditure, Addition to Long-Lived Assets | 5.7 | 5.6 | 15.0 | 24.8
Safety and Security Systems |  |  |  |
Schedule of Capital Expenditures by Segment [Line Items] |  |  |  |
Segment, Expenditure, Addition to Long-Lived Assets | 1.2 | 1.2 | 3.6 | 4.7
Corporate |  |  |  |
Schedule of Capital Expenditures by Segment [Line Items] |  |  |  |
Segment, Expenditure, Addition to Long-Lived Assets | $ 0.1 | $ 1.1 | $ 1.3 | $ 2.6

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- Definition Amount of expenditure for addition to long-lived assets included in determination of segment assets by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Excludes expenditure for addition to financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 48 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-48 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 49 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482785/280-10-55-49 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 270 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482964/270-10-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (ee) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-32 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 25 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 + Details
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