Inventories - Additional Information (Detail) - USD ($) $ in Millions |
Aug. 31, 2026 |
Feb. 28, 2026 |
|---|---|---|
| Inventory Disclosure [Abstract] | ||
| Percentage of inventories valued at LIFO | 5.80% | 5.60% |
| Amount of valuation reserve for excess and obsolete inventory | $ 1.9 | $ 1.9 |