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v3.23.1

Shareholders' Equity - Change in Shareholders' Equity (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning of period | $ 2,684.9 | $ 2,335.4
Balance (in shares) | 1,200,000 |
Net income | $ 140.0 | 173.8
Activity related to stock-based compensation | $ 11.0 | $ 0.1
Share purchased under share repurchase program (in shares) | 183,360 | 390,000
Shares purchased under share repurchase program | $ (60.1) | $ (147.1)
Dividends declared | (14.2) | (13.2)
Other comprehensive income (loss), net of tax | 14.6 | (22.8)
Balance, end of period | $ 2,776.2 | $ 2,326.2
Balance (in shares) | 1,100,000 |
Common Stock |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance (in shares) | 75,300,000 | 75,300,000
Balance, beginning of period | $ 18.8 | $ 18.8
Balance (in shares) | 75,300,000 | 75,300,000
Balance, end of period | $ 18.8 | $ 18.8
Capital in Excess of Par Value |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning of period | 232.2 | 249.0
Activity related to stock-based compensation | (50.8) | (29.1)
Balance, end of period | 181.4 | 219.9
Treasury Stock |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning of period | $ (370.9) | $ (229.5)
Balance (in shares) | 1,200,000 | 1,100,000
Activity related to stock -based compensation (in shares) | (300,000) | (300,000)
Activity related to stock-based compensation | $ 61.8 | $ 29.2
Share purchased under share repurchase program (in shares) | 200,000 | 400,000
Shares purchased under share repurchase program | $ (60.1) | $ (147.1)
Balance, end of period | $ (369.2) | $ (347.4)
Balance (in shares) | 1,100,000 | 1,200,000
Retained earnings |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning of period | $ 2,987.8 | $ 2,456.7
Net income | 140.0 | 173.8
Dividends declared | (14.2) | (13.2)
Balance, end of period | 3,113.6 | 2,617.3
Accumulated other comprehensive loss |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |
Balance, beginning of period | (183.0) | (159.6)
Other comprehensive income (loss), net of tax | 14.6 | (22.8)
Balance, end of period | $ (168.4) | $ (182.4)

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