v3.26.1
Segment information - Revenue and Operating Profits (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Revenues $ 1,392.3 $ 1,300.5 $ 2,767.4 $ 2,547.2
Cost of revenues 1,026.2 976.7 2,045.6 1,916.2
Selling, general and administrative expenses 232.6 184.5 483.4 370.8
Operating profit 133.3 133.9 243.5 253.0
Foreign currency transactions gains     (10.1) 1.2
Reportable segments        
Segment Reporting [Line Items]        
Revenues 1,392.3 1,300.5 2,767.4 2,547.2
Operating profit 233.6 198.0 446.8 380.3
Reportable segments | North America        
Segment Reporting [Line Items]        
Revenues 444.5 434.3 884.1 851.9
Labor and fringe benefit costs 146.3 154.4 293.9 307.6
Other cost of revenues segment items 176.4 160.6 346.8 317.3
Cost of revenues 322.7 315.0 640.7 624.9
Selling, general and administrative expenses 52.2 57.0 112.9 111.6
Operating profit 69.6 62.3 130.5 115.4
Reportable segments | Latin America        
Segment Reporting [Line Items]        
Revenues 351.6 319.4 695.4 627.0
Labor and fringe benefit costs 158.5 145.5 313.0 286.2
Other cost of revenues segment items 99.3 88.5 198.5 171.7
Cost of revenues 257.8 234.0 511.5 457.9
Selling, general and administrative expenses 33.3 30.4 66.0 60.2
Operating profit 60.5 55.0 117.9 108.9
Reportable segments | Europe        
Segment Reporting [Line Items]        
Revenues 377.0 358.0 742.9 677.0
Labor and fringe benefit costs 161.9 156.3 322.5 298.0
Other cost of revenues segment items 121.3 120.5 244.7 230.6
Cost of revenues 283.2 276.8 567.2 528.6
Selling, general and administrative expenses 42.3 38.8 84.3 77.9
Operating profit 51.5 42.4 91.4 70.5
Reportable segments | Rest of World        
Segment Reporting [Line Items]        
Revenues 219.2 188.8 445.0 391.3
Labor and fringe benefit costs 56.2 51.4 111.6 100.4
Other cost of revenues segment items 90.5 83.8 186.8 176.7
Cost of revenues 146.7 135.2 298.4 277.1
Selling, general and administrative expenses 20.5 15.3 39.6 28.7
Operating profit 52.0 38.3 107.0 85.5
Corporate expenses        
Segment Reporting [Line Items]        
General, administrative and other expenses (43.1) (35.3) (89.5) (70.2)
Foreign currency transactions gains (0.8) 1.8 0.8 5.0
Other items not allocated to segments        
Segment Reporting [Line Items]        
Reorganization and Restructuring 0.0 (0.2) 0.0 (0.7)
Acquisitions and dispositions (15.3) (25.8) (30.9) (44.3)
NCR Atleos Acquisition and Transformation Initiatives (36.4) (5.4) (75.3) (10.5)
Other items not allocated to segments | Non-Routine Legal Matters        
Segment Reporting [Line Items]        
Loss contingencies (0.1) 0.0 (2.9) 0.0
Other items not allocated to segments | DOJ/FinCEN Investigation        
Segment Reporting [Line Items]        
Loss contingencies (0.9) (0.9) (2.1) (1.8)
Other items not allocated to segments | Chile Antitrust Matter        
Segment Reporting [Line Items]        
Loss contingencies (0.4) (0.2) (0.6) (0.4)
Other items not allocated to segments | Argentina        
Segment Reporting [Line Items]        
Argentina highly inflationary impact $ (3.3) $ 1.9 $ (2.8) $ (4.4)