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Capital Stock - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Class of Stock [Line Items] |  |  |
Aggregate common stock and preferred stock authorized | 300,000,000 |  |
Common stock, authorized | 250,000,000.0 |  |
Common stock, par value | $ 1 |  |
Preferred Stock, authorized | 50,000,000 |  |
Preferred Stock, outstanding | 0 |  |
Dividends declared per common share | $ 1.160 | $ 1.056 | $ 0.880
Cost of shares repurchased | $ 60.5 | $ 245.3 | $ 104.8
Settlement of Tax Withholding on Employee Equity Compensation [Member] |  |  |
Class of Stock [Line Items] |  |  |
Shares repurchased | 100,000 | 100,000 | 100,000
Cost of shares repurchased | $ 7.2 | $ 8.8 | $ 11.7
2019 Share Repurchase Program |  |  |
Class of Stock [Line Items] |  |  |
Share repurchase program | $ 500.0 |  |
Shares repurchased | 700,000 | 3,000,000.0 | 1,200,000
Cost of shares repurchased | $ 60.5 | $ 245.3 | $ 104.8
Stock Repurchase Program, Remaining Authorized Repurchase Amount | 78.8 |  |
Stock Issued During Period, Value, Other | 0.5 |  |
2006 Share Repurchase Program [Member] |  |  |
Class of Stock [Line Items] |  |  |
Share repurchase program | $ 1,000.0 |  |

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