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Leases - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Leases |  |  |  |
Total undiscounted rent obligations | $ 5,427.5 |  | $ 5,427.5 |
Sublease income | $ 4.3 | $ 4.4 | $ 13.3 | $ 12.0
Property leases | Minimum |  |  |  |
Leases |  |  |  |
Initial lease period (in years) | 5 years |  | 5 years |
Property leases | Maximum |  |  |  |
Leases |  |  |  |
Initial lease period (in years) | 20 years |  | 20 years |
Equipment leases | Maximum |  |  |  |
Leases |  |  |  |
Initial lease period (in years) | 5 years |  | 5 years |

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