| Earnings Per Share |
13. Earnings Per Share | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended | | Nine months ended | | September 30,
2026 | | September 30, 2025 | | September 30,
2026 | | September 30, 2025 | | Earnings per common share | | | | | | | | | Net income | $ | 61.7 | | | $ | 130.5 | | | $ | 214.1 | | | $ | 107.7 | | | Weighted average common shares outstanding | 81,899,656 | | | 104,370,380 | | | 86,384,660 | | | 108,156,265 | | | Earnings per common share | $ | 0.75 | | | $ | 1.25 | | | $ | 2.48 | | | $ | 1.00 | | | | | | | | | | | Earnings per diluted common share | | | | | | | | | Net income | $ | 61.7 | | | $ | 130.5 | | | $ | 214.1 | | | $ | 107.7 | | | Weighted average common shares outstanding | 81,899,656 | | | 104,370,380 | | | 86,384,660 | | | 108,156,265 | | | Share-based compensation plans | 1,122,539 | | | 635,750 | | | 777,361 | | | 479,643 | | | Weighted average diluted common shares outstanding | 83,022,195 | | | 105,006,130 | | | 87,162,021 | | | 108,635,908 | | | Earnings per diluted common share | $ | 0.74 | | | $ | 1.24 | | | $ | 2.46 | | | $ | 0.99 | |
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