Stock Compensation Plans - Summary of Stock-Based Compensation Cost and Related Tax Benefits (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2023 |
Mar. 31, 2022 |
Mar. 31, 2021 |
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| Share-Based Payment Arrangement [Abstract] | |||
| Stock based compensation cost | $ 785 | $ 780 | $ 817 |
| Related Tax Benefits | $ 173 | $ 173 | $ 193 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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