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Stock-Based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | May 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Pre-tax unrecognized compensation cost | $ 462.1 |  |  |
Weighted average period for recognizing compensation cost (in years) | 1 year 7 months 6 days |  |  |
Dividend yield | 0.00% |  |  |
Weighted average fair value of equity instruments other than options granted (in dollars per share) | $ 74.89 | $ 107.17 | $ 99.09 |
Outstanding (in shares) | 0 |  |  |
Vested or expected to vest (in shares) | 0 | 0 | 0 |
Liability classified awards outstanding | $ 16.3 | $ 3.0 |  |
Capitalized Internal Use Software |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Additional stock based compensation | $ 32.5 | $ 31.3 | $ 32.4 |
Stock options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Expiration period | 10 years |  |  |
Total pre-tax intrinsic value of options exercised |  |  | $ 0.6 |
Stock options | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period | 3 years |  |  |
Stock options | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period | 4 years |  |  |
ESPP |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Dividend yield | 0.00% | 0.00% | 0.00% |
Weighted average fair value of equity instruments other than options granted (in dollars per share) | $ 23.12 | $ 33.26 | $ 36.17 |
Deferred Stock Units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Each DSU receives this number of shares of common stock upon vesting (in whole numbers) | 1 |  |  |
Holder elect to defer vested shares period, minimum (in years) | 1 year |  |  |
Holder elect to defer vested shares period, maximum (in years) | 10 years |  |  |
The amount typically vested by anniversary grant date (percentage) | 100.00% |  |  |
Director's minimum period of service before vesting accelerates (in years) | 1 year |  |  |
Deferred Stock Units | Director Vesting Acceleration |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting percentage | 100.00% |  |  |
Restricted Stock Units (RSUs) |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Each RSU receives this number of shares of common stock upon vesting | 1 |  |  |
Restricted stock unit vesting provision, minimum (in years) | 3 years |  |  |
Restricted stock unit vesting provision, maximum (in years) | 4 years |  |  |
Aggregate intrinsic value | $ 955.9 |  |  |
Weighted average contractual remaining life (in years) | 1 year 7 months 6 days |  |  |
2013 Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Common stock approved for issuance under plan (in shares) | 33,800,000 |  |  |
Common stock available for grant (in shares) | 7,400,000 |  |  | 0
1999 ESPP |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Maximum amount of shares available for issuance (in shares) | 1,500,000 |  |  |
Aggregate amount of shares available, maximum (in shares) | 20,000,000 |  |  |
Discount on fair market value for purchase of stock (in percentage) | 15.00% |  |  |
Share purchase interval term (in months) | 6 months |  |  |
Amount withheld from employees for future purchases | $ 6.3 |  |  |
Non-Executive Short-Term Incentive Program |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period | 1 year |  |  |
Non-Executive Incentive Program, Migrate Applications From Third-Party Cloud Platforms |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Award vesting period | 2 years |  |  |

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