XML 143 R114.htm IDEA: XBRL DOCUMENT v3.25.0.1
Segment information - Operations by Segment (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Segment Reporting Information [Line Items]      
Cost of revenue $ 1,422.5 $ 1,464.1 $ 1,450.3
Gross profit 585.9 551.3 529.6
Total assets 1,872.3 1,965.4 2,065.6
Operating Segments      
Segment Reporting Information [Line Items]      
Total revenue 1,701.7 1,725.1 1,699.9
Cost of revenue 1,140.6 1,170.4 1,149.1
Gross profit 561.1 554.7 550.8
Total assets 1,081.4 1,196.6 1,190.6
Capital expenditures 68.2 65.9 68.4
Operating Segments | DWS      
Segment Reporting Information [Line Items]      
Total revenue 523.5 546.1 509.9
Cost of revenue 441.4 469.9 438.4
Gross profit 82.1 76.2 71.5
Total assets 323.2 379.2 346.5
Capital expenditures 6.0 3.9 6.3
Operating Segments | CA&I      
Segment Reporting Information [Line Items]      
Total revenue 526.9 531.0 520.3
Cost of revenue 439.8 449.1 473.0
Gross profit 87.1 81.9 47.3
Total assets 224.0 249.6 268.3
Capital expenditures 6.5 7.1 6.5
Operating Segments | ECS      
Segment Reporting Information [Line Items]      
Total revenue 651.3 648.0 669.7
Cost of revenue 259.4 251.4 237.7
Gross profit 391.9 396.6 432.0
Total assets 534.2 567.8 575.8
Capital expenditures $ 55.7 $ 54.9 $ 55.6