v3.26.1
Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Earnings used in basic and diluted earnings per share        
Net income $ 16.2 $ 12.7 $ 21.7 $ 5.3
Net income attributable to noncontrolling interests 0.7 0.5 1.2 1.4
Net income attributable to Diebold Nixdorf $ 15.5 $ 12.2 $ 20.5 $ 3.9
Weighted-average common shares in basic earnings per share (in shares) 34.4 37.2 34.7 37.4
Effect of dilutive shares (in shares) 0.9 0.3 0.9 0.3
Weighted-average number of shares used in diluted earnings per share (in shares) 35.3 37.5 35.6 37.7
Net income attributable to Diebold Nixdorf        
Basic earnings per share (in dollars per share) $ 0.45 $ 0.33 $ 0.59 $ 0.10
Diluted earnings per share (in dollars per share) $ 0.44 $ 0.33 $ 0.58 $ 0.10
Anti-dilutive shares        
Anti-dilutive shares not used in calculating diluted weighted-average shares (in shares) 0.0 0.1 0.1 0.2