v3.26.1
Earnings Per Common Share - Computation of basic and diluted 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 Per Share Reconciliation [Abstract]        
Income from continuing operations $ 50.9 $ 50.5 $ 74.2 $ 62.1
Unvested restricted share participation - continuing operations (0.1) (0.1) (0.1) (0.1)
Net income from continuing operations - basic 50.8 50.4 74.1 62.0
Income from discontinued operations, net of income taxes 277.6 9.2 292.1 21.2
Unvested restricted share participation - discontinued operations (0.4) 0.0 (0.5) (0.1)
Net income from discontinued operations - basic 277.2 9.2 291.6 21.1
Net income 328.5 59.7 366.3 83.3
Unvested restricted share participation (0.5) (0.1) (0.6) (0.2)
Net income - basic $ 328.0 $ 59.6 $ 365.7 $ 83.1
Net income - basic (shares) 49.1 48.9 49.1 48.8
Net income from continuing operations - basic (EPS) $ 1.03 $ 1.03 $ 1.51 $ 1.27
Net income from discontinued operations - basic (EPS) 5.65 0.19 5.94 0.43
Net income - basic (EPS) $ 6.68 $ 1.22 $ 7.45 $ 1.70
Effect of dilutive securities        
Net income from continuing operations - diluted $ 50.8 $ 50.4 $ 74.1 $ 62.0
Net income from discontinued operations - diluted 277.2 9.2 291.6 21.1
Net income - diluted $ 328.0 $ 59.6 $ 365.7 $ 83.1
Nonparticipating unvested restricted shares (shares) 0.1 0.1 0.1 0.1
Net income - diluted (shares) 49.2 49.0 49.2 48.9
Net income from continuing operations - diluted (EPS) $ 1.03 $ 1.03 $ 1.51 $ 1.27
Net income from discontinued operations - diluted (EPS) 5.64 0.19 5.92 0.43
Net income - diluted (EPS) $ 6.67 $ 1.22 $ 7.43 $ 1.70
Total weighted average restricted shares and antidilutive stock options 0.7 1.1 0.8 1.1