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Stock Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Nov. 30, 2023 | Nov. 30, 2022 | Nov. 30, 2023 | Nov. 30, 2022 | Apr. 16, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of stock options granted |  |  | 52,500 |  |
Number of stock options outstanding | 52,500 | 0 | 52,500 | 0 |
Selling, General and Administrative Expenses [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Compensation expense related stock based compensation before tax | $ 0.7 | $ 0.6 | $ 2.0 | $ 1.5 |
Restricted Stock Units [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Restricted stock units granted |  |  | 0 |  |
RSUs vesting description |  |  | The performance-based RSUs will vest no later than March 15, 2024, which is the deadline for the Compensation Committee to determine the extent of the Company’s attainment of the Performance Goals during the Performance Period that ends on February 29, 2024. The time-based RSUs vest ratably over two to three years from the date of grant. |  |
Total fair value of shares vested |  |  | $ 0.3 | 0.2 |
Restricted Stock [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Remaining unrecognized compensation cost | 0.7 |  | $ 0.7 |  |
Weighted average remaining requisite service period |  |  | 2 years |  |
Restricted stock units granted |  |  | 21,672 |  |
Total fair value of shares vested |  |  | $ 0.6 | $ 0.7 |
Performance-based RSUs [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Remaining unrecognized compensation cost | 0.7 |  | $ 0.7 |  |
Weighted average remaining requisite service period |  |  | 1 year |  |
Restricted stock units granted |  |  | 0 |  |
Weighted Average Grant Date Fair Value, Granted |  |  | $ 23.17 |  |
Time-based RSUs [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Remaining unrecognized compensation cost | 0.1 |  | $ 0.1 |  |
Weighted average remaining requisite service period |  |  | 9 months 18 days |  |
Restricted stock units granted |  |  | 0 |  |
Stock Options [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Remaining unrecognized compensation cost | $ 0.1 |  | $ 0.1 |  |
Weighted average remaining requisite service period |  |  | 2 years 4 months 24 days |  |
2021 Long-Term Incentive Plan [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unissued common stock reserved | 815,872 |  | 815,872 |  |
Number of shares authorized |  |  |  |  | 1,033,648

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