| Shareholders' Equity |
Shareholders’ Equity The following table presents the changes in shareholders’ equity for the six months ended June 30, 2026: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Common Shares Issued | | Common Stock | | Capital in Excess of Par Value | | Number of Treasury Shares | | Treasury Stock | | Retained earnings | | Accumulated other comprehensive loss | | Total | | (in millions) | | | | | | | | | Balance, December 31, 2025 | 75.3 | | | $ | 18.8 | | | $ | — | | | 3.3 | | | $ | (1,112.2) | | | $ | 4,374.9 | | | $ | (105.5) | | | $ | 3,176.0 | | | Net income | — | | | — | | | — | | | — | | | — | | | 138.8 | | | — | | | 138.8 | | | | | | | | | | | | | | | | | | | Activity related to stock-based compensation | — | | | — | | | — | | | (0.1) | | | 30.7 | | | (21.9) | | | — | | | 8.8 | | | Shares purchased under share repurchase program | — | | | — | | | — | | | 1.2 | | | (297.6) | | | — | | | — | | | (297.6) | | | | | | | | | | | | | | | | | | Dividends declared ($0.22 per share) | — | | | — | | | — | | | — | | | — | | | (15.9) | | | — | | | (15.9) | | | Other comprehensive loss, net of tax | — | | | — | | | — | | | — | | | — | | | — | | | (19.7) | | | (19.7) | | | Balance, March 31, 2026 | 75.3 | | | $ | 18.8 | | | $ | — | | | 4.4 | | | $ | (1,379.1) | | | $ | 4,475.9 | | | $ | (125.2) | | | $ | 2,990.4 | | | Net income | — | | | — | | | — | | | — | | | — | | | 154.0 | | | — | | | 154.0 | | | | | | | | | | | | | | | | | | | Activity related to stock-based compensation | — | | | — | | | — | | | (0.1) | | | 23.5 | | | (5.8) | | | — | | | 17.7 | | | Shares purchased under share repurchase program | — | | | — | | | — | | | 0.6 | | | (156.7) | | | — | | | — | | | (156.7) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other comprehensive loss, net of tax | — | | | — | | | — | | | — | | | — | | | — | | | (15.2) | | | (15.2) | | | Balance, June 30, 2026 | 75.3 | | | $ | 18.8 | | | $ | — | | | 4.9 | | | $ | (1,512.3) | | | $ | 4,624.1 | | | $ | (140.4) | | | $ | 2,990.2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
The following table presents the changes in shareholders’ equity for the six months ended June 30, 2025: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Common Shares Issued | | Common Stock | | Capital in Excess of Par Value | | Number of Treasury Shares | | Treasury Stock | | Retained earnings | | Accumulated other comprehensive loss | | Total | | (in millions) | | | | | | | | | Balance, December 31, 2024 | 75.3 | | | $ | 18.8 | | | $ | 22.1 | | | 3.0 | | | $ | (1,057.1) | | | $ | 3,956.6 | | | $ | (258.1) | | | $ | 2,682.3 | | | Net income | — | | | — | | | — | | | — | | | — | | | 89.8 | | | — | | | 89.8 | | | Activity related to stock-based compensation | — | | | — | | | (20.3) | | | (0.1) | | | 27.4 | | | — | | | — | | | 7.1 | | | Shares purchased under share repurchase program | — | | | — | | | — | | | 0.6 | | | (133.5) | | | — | | | — | | | (133.5) | | Dividends declared ($0.21 per share) | — | | | — | | | — | | | — | | | — | | | (15.2) | | | — | | | (15.2) | | | Other comprehensive income, net of tax | — | | | — | | | — | | | — | | | — | | | — | | | 52.6 | | | 52.6 | | | Balance, March 31, 2025 | 75.3 | | | $ | 18.8 | | | $ | 1.8 | | | 3.5 | | | $ | (1,163.2) | | | $ | 4,031.2 | | | $ | (205.5) | | | $ | 2,683.1 | | | Net income | — | | | — | | | — | | | — | | | — | | | 131.8 | | | — | | | 131.8 | | | Activity related to stock-based compensation | — | | | — | | | (1.8) | | | (0.1) | | | 23.5 | | | (8.8) | | | — | | | 12.9 | | | Shares purchased under share repurchase program | — | | | — | | | — | | | — | | | (0.5) | | | — | | | — | | | (0.5) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Dividends declared ($0.21 per share) | — | | | — | | | — | | | — | | | — | | | (15.0) | | | — | | | (15.0) | | | Other comprehensive income, net of tax | — | | | — | | | — | | | — | | | — | | | — | | | 116.8 | | | 116.8 | | | Balance, June 30, 2025 | 75.3 | | | $ | 18.8 | | | $ | — | | | 3.4 | | | $ | (1,140.2) | | | $ | 4,139.2 | | | $ | (88.7) | | | $ | 2,929.1 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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