Fair Value Measurements - Schedule of Notional Amounts of Derivative Instruments (Details) - USD ($) $ in Thousands |
Jul. 31, 2026 |
Jan. 31, 2026 |
|---|---|---|
| Derivative, Notional Amount [Roll Forward] | ||
| Derivative, notional amount | $ 500,898 | $ 315,989 |
| Foreign Exchange Forward | Not Designated as Hedging Instrument | ||
| Derivative, Notional Amount [Roll Forward] | ||
| Derivative, notional amount | 227,751 | 228,997 |
| Foreign Exchange Forward | Cash Flow Hedging | Designated as Hedging Instrument | ||
| Derivative, Notional Amount [Roll Forward] | ||
| Derivative, notional amount | $ 273,147 | $ 86,992 |