XML 117 R107.htm IDEA: XBRL DOCUMENT v3.25.1
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
Assets 1,872.3 1,965.4 2,065.6
Operating Segments      
Segment Reporting Information [Line Items]      
Total revenue 1,915.4 1,927.8 1,891.9
Cost of revenue 1,319.7 1,344.7 1,309.1
Gross profit 595.7 583.1 582.8
Assets 1,169.7 1,253.4 1,267.2
Capital expenditures 70.8 68.6 70.6
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
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 764.4 761.5 721.3
Cost of revenue 614.9 613.8 620.4
Gross profit 149.5 147.7 100.9
Assets 333.9 334.1 353.9
Capital expenditures 9.3 10.2 8.9
Operating Segments | ECS      
Segment Reporting Information [Line Items]      
Total revenue 627.5 620.2 660.7
Cost of revenue 263.4 261.0 250.3
Gross profit 364.1 359.2 410.4
Assets 512.6 540.1 566.8
Capital expenditures $ 55.5 $ 54.5 $ 55.4