Rental Equipment, Net - Narrative (Details) - USD ($) $ in Millions |
Apr. 30, 2026 |
Apr. 30, 2025 |
|---|---|---|
| Property, Plant and Equipment [Abstract] | ||
| Amount due, unpaid, purchases of rental equipment | $ 387 | $ 225 |
| Accounts receivable, unpaid, sales of rental equipment | $ 122 | $ 99 |