Financial Instruments and Fair Value Measurements - Summary of foreign currency hedges (Details) - Foreign currency - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Derivatives designated as hedges: | Net investment hedges | ||
| Derivative [Line Items] | ||
| Notional Amount | $ 2,779 | $ 3,256 |
| Derivatives designated as hedges: | Cash flow hedges | ||
| Derivative [Line Items] | ||
| Notional Amount | 294 | 300 |
| Derivatives not designated as hedges: | ||
| Derivative [Line Items] | ||
| Notional Amount | $ 1,115 | $ 772 |