Debt (Vendor Financing Obligations Rollforward) (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Vendor Financing Obligation [Roll Forward] | ||
| Balance at January 1 | $ 8,584.8 | |
| Principal payments on operating-related vendor financing | (191.5) | $ (176.6) |
| Principal payments on capital-related vendor financing | (57.5) | (30.4) |
| Balance at June 30 | 8,343.1 | |
| Vendor financing | ||
| Vendor Financing Obligation [Roll Forward] | ||
| Balance at January 1 | 365.9 | 355.9 |
| Operating-related vendor financing additions | 190.0 | 151.6 |
| Capital-related vendor financing additions | 42.7 | 36.9 |
| Principal payments on operating-related vendor financing | (191.5) | (176.6) |
| Principal payments on capital-related vendor financing | (57.5) | (30.4) |
| Foreign currency and other | (10.0) | 47.8 |
| Balance at June 30 | $ 339.6 | $ 385.2 |