v3.25.2
Segment Information (Tables)
 6 Months Ended
Jun. 30, 2025
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
The following tables summarize the Company’s financial performance by reportable segment and include reconciliations of segment operating income to consolidated income before income taxes for the three months ended June 30, 2025 and 2024:
Three Months ended June 30, 2025
(in millions of dollars)Environmental Solutions Safety and Security SystemsTotal
Net sales (a)
$480.5 $84.1 $564.6 
Less: Cost of sales348.5 46.5 395.0 
Gross profit132.0 37.6 169.6 
Less:
Selling, engineering, general, and administrative expenses35.5 16.1 51.6 
Other segment items (b)
4.6 — 4.6 
Segment operating income91.9 21.5 113.4 
Reconciliation to income before income taxes:
All other (income) loss (c)
15.7 
Interest expense, net3.5 
Other expense, net0.8 
Income before income taxes$93.4 
(a)    Represents net sales from external customers. Intersegment net sales are not significant. Total of segment net sales agrees to Net sales on the Condensed Consolidated Statement of Operations.
(b)    Other segment items includes amortization expense and acquisition and integration-related expenses, net, within the Environmental Solutions Group.
(c)    Represents general corporate expenses.
Three Months Ended June 30, 2024
(in millions of dollars)Environmental Solutions Safety and Security SystemsTotal
Net sales (a)
$408.8 $81.6 $490.4 
Less: Cost of sales299.3 47.1 346.4 
Gross profit109.5 34.5 144.0 
Less:
Selling, engineering, general, and administrative expenses32.2 16.2 48.4 
Other segment items (b)
4.4 — 4.4 
Segment operating income72.9 18.3 91.2 
Reconciliation to income before income taxes:
All other (income) loss (c)
10.1 
Interest expense, net3.2 
Other expense, net0.4 
Income before income taxes$77.5 
(a)    Represents net sales from external customers. Intersegment net sales are not significant. Total of segment net sales agrees to Net sales on the Condensed Consolidated Statement of Operations.
(b)    Other segment items includes amortization expense and acquisition and integration-related expenses, net, within the Environmental Solutions Group.
(c)    Represents general corporate expenses.
The following tables summarize the Company’s financial performance by reportable segment and include reconciliations of segment operating income to consolidated income before income taxes for the six months ended June 30, 2025 and 2024:
Six Months Ended June 30, 2025
(in millions of dollars)Environmental Solutions Safety and Security SystemsTotal
Net sales (a)
$867.9 $160.5 $1,028.4 
Less: Cost of sales636.9 91.1 728.0 
Gross profit231.0 69.4 300.4 
Less:
Selling, engineering, general, and administrative expenses70.4 32.1 102.5 
Other segment items (b)
9.0 — 9.0 
Segment operating income151.6 37.3 188.9 
Reconciliation to income before income taxes:
All other (income) loss (c)
25.5 
Interest expense, net6.5 
Other expense, net1.5 
Income before income taxes$155.4 
(a)    Represents net sales from external customers. Intersegment net sales are not significant. Total of segment net sales agrees to Net sales on the Condensed Consolidated Statement of Operations.
(b)    Other segment items includes amortization expense and acquisition and integration-related expenses, net, within the Environmental Solutions Group.
(c)    Represents general corporate expenses.
Six Months Ended June 30, 2024
(in millions of dollars)Environmental Solutions Safety and Security SystemsTotal
Net sales (a)
$762.8 $152.5 $915.3 
Less: Cost of sales566.6 88.7 655.3 
Gross profit196.2 63.8 260.0 
Less:
Selling, engineering, general, and administrative expenses63.1 31.7 94.8 
Other segment items (b)
8.5 — 8.5 
Segment operating income124.6 32.1 156.7 
Reconciliation to income before income taxes:
All other (income) loss (c)
21.3 
Interest expense, net6.4 
Other expense, net0.6 
Income before income taxes$128.4 
(a)    Represents net sales from external customers. Intersegment net sales are not significant. Total of segment net sales agrees to Net sales on the Condensed Consolidated Statement of Operations.
(b)    Other segment items includes amortization expense and acquisition and integration-related expenses, net, within the Environmental Solutions Group.
(c)    Represents general corporate expenses.
Schedule of Depreciation and Amortization Expense by Segment
The following table summarizes the Company’s total depreciation and amortization by reportable segment and includes a reconciliation of total segment depreciation and amortization to total depreciation and amortization for the three and six months ended June 30, 2025 and 2024:
Three Months Ended
June 30,		Six Months Ended
June 30,
(in millions of dollars)2025202420252024
Depreciation and amortization:
Environmental Solutions (a)
$18.7 $14.7 $36.3 $29.0 
Safety and Security Systems (a)
1.1 1.0 2.1 2.0 
Total segment depreciation and amortization19.8 15.7 38.4 31.0 
Corporate0.1 0.1 0.2 0.2 
Total depreciation and amortization$19.9 $15.8 $38.6 $31.2 
(a)    The amounts of depreciation and amortization disclosed by reportable segment are included within cost of sales; selling, engineering, general, and administrative expenses; and other segment items in the tables above.
Reconciliation of Assets from Segment to Consolidated
The following table summarizes the Company’s total assets by reportable segment and includes a reconciliation of total segment assets to total assets as of June 30, 2025 and December 31, 2024:
(in millions of dollars)June 30,
2025		December 31, 2024
Total assets:
Environmental Solutions$1,569.4 $1,424.7 
Safety and Security Systems293.1 279.5 
Total segment assets1,862.5 1,704.2 
Corporate and eliminations53.5 61.0 
Total assets$1,916.0 $1,765.2 
Schedule of Capital Expenditures by Segment
The following table summarizes the Company’s total capital expenditures by reportable segment and includes a reconciliation of total segment capital expenditures to total capital expenditures for the three and six months ended June 30, 2025 and 2024:
Three Months Ended
June 30,		Six Months Ended
June 30,
(in millions of dollars)2025202420252024
Capital expenditures
Environmental Solutions$4.9 $13.6 $9.3 $19.2 
Safety and Security Systems1.6 1.4 2.4 3.5 
Total segment capital expenditures6.5 15.0 11.7 22.7 
Corporate0.8 0.8 1.2 1.5 
Total capital expenditures$7.3 $15.8 $12.9 $24.2