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v3.23.2

Stock-Based Compensation, Option Plans (Details) - Employee Stock Option [Member] - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Stock-Based Compensation |  |  |  |
Total intrinsic value of stock options exercised (in dollars) | $ 113.9 | $ 34.9 | $ 239.5 | $ 69.2
Total fair value of stock options vested (in dollars) | 86.3 | $ 78.1 | 88.6 | $ 78.8
Total compensation cost related to non-vested options not yet recognized (in dollars) | $ 296.0 |  | $ 296.0 |
Weighted average expected amortization period |  |  | 3 years 8 months 23 days |

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