Goodwill and Intangible Assets - Changes in Net Carrying Amount of Goodwill (Detail) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
|---|---|---|
Nov. 30, 2021 |
Feb. 28, 2021 |
|
| Goodwill And Intangible Assets Disclosure [Abstract] | ||
| Goodwill, Beginning balance | $ 88,647 | $ 82,527 |
| Goodwill acquired | 30 | 6,120 |
| Goodwill impairment | 0 | 0 |
| Goodwill, Ending balance | $ 88,677 | $ 88,647 |