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v3.20.2

Condensed Consolidated Statements of Changes in Stockholders' Equity (unaudited) - USD ($) $ in Millions | Total | Cumulative Effect, Period Of Adoption, Adjustment | Common stock | Additional paid-in capital | Retained earnings | Retained earnings Cumulative Effect, Period Of Adoption, Adjustment | Accumulated other comprehensive loss | Treasury stock
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2018 | $ 7,738.5 |  | $ 1.1 | $ 1,751.5 | $ 6,247.7 |  | $ (243.3) | $ (18.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | 896.8 |  |  |  | 896.8 |  |  |
Stock option exercises | 55.8 |  |  | 55.8 |  |  |  |
Treasury stock sold | 5.2 |  |  | 5.0 |  |  |  | 0.2
Currency translation adjustments | (41.8) |  |  |  |  |  | (41.8) |
Stock-based compensation | 77.9 |  |  | 77.9 |  |  |  |
Restricted stock activity | (16.9) |  |  | (16.9) |  |  |  |
Dividends declared | (144.2) |  |  |  | (144.2) |  |  |
Balance at Sep. 30, 2019 | 8,571.3 |  | 1.1 | 1,873.3 | 7,000.3 |  | (285.1) | (18.3)
Balance at Jun. 30, 2019 | 8,351.0 |  | 1.1 | 1,840.5 | 6,771.0 |  | (243.2) | (18.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | 277.5 |  |  |  | 277.5 |  |  |
Stock option exercises | 6.7 |  |  | 6.7 |  |  |  |
Treasury stock sold | 1.6 |  |  | 1.5 |  |  |  | 0.1
Currency translation adjustments | (41.9) |  |  |  |  |  | (41.9) |
Stock-based compensation | 25.4 |  |  | 25.4 |  |  |  |
Restricted stock activity | (0.8) |  |  | (0.8) |  |  |  |
Dividends declared | (48.2) |  |  |  | (48.2) |  |  |
Balance at Sep. 30, 2019 | 8,571.3 |  | 1.1 | 1,873.3 | 7,000.3 |  | (285.1) | (18.3)
Balance at Dec. 31, 2019 | 9,491.9 | $ (1.7) | 1.1 | 1,903.9 | 7,818.0 | $ (1.7) | (212.8) | (18.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | 693.9 |  |  |  | 693.9 |  |  |
Stock option exercises | 88.9 |  |  | 88.9 |  |  |  |
Treasury stock sold | 7.3 |  |  | 7.1 |  |  |  | 0.2
Currency translation adjustments | (28.6) |  |  |  |  |  | (28.6) |
Stock-based compensation | 86.4 |  |  | 86.4 |  |  |  |
Restricted stock activity | (16.4) |  |  | (16.4) |  |  |  |
Dividends declared | (160.8) |  |  |  | (160.8) |  |  |
Balance at Sep. 30, 2020 | $ 10,160.9 |  | 1.1 | 2,069.9 | 8,349.4 |  | (241.4) | (18.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Accounting Standards Update [Extensible List] | us-gaap:AccountingStandardsUpdate201613Member |  |  |  |  |  |  |
Balance at Jun. 30, 2020 | $ 9,879.7 |  | 1.1 | 2,012.9 | 8,168.7 |  | (284.8) | (18.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net earnings | 234.4 |  |  |  | 234.4 |  |  |
Stock option exercises | 25.9 |  |  | 25.9 |  |  |  |
Treasury stock sold | 2.8 |  |  | 2.7 |  |  |  | 0.1
Currency translation adjustments | 43.4 |  |  |  |  |  | 43.4 |
Stock-based compensation | 29.5 |  |  | 29.5 |  |  |  |
Restricted stock activity | (1.1) |  |  | (1.1) |  |  |  |
Dividends declared | (53.7) |  |  |  | (53.7) |  |  |
Balance at Sep. 30, 2020 | $ 10,160.9 |  | $ 1.1 | $ 2,069.9 | $ 8,349.4 |  | $ (241.4) | $ (18.1)

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