Geographic Information (Details) - USD ($) $ in Millions |
Jan. 31, 2026 |
Jan. 31, 2025 |
|---|---|---|
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total long-lived assets | $ 1,812 | $ 1,575 |
| U.S. | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total long-lived assets | 1,080 | 1,197 |
| Ireland | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total long-lived assets | 531 | 215 |
| Other countries | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total long-lived assets | $ 201 | $ 163 |