Stock-Based Compensation - Summary of Non-Vested Stock Option Awards (Detail) - $ / shares shares in Thousands |
12 Months Ended | ||
|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
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| Number of Stock Options | |||
| Non-vested, beginning of year | 60,670 | ||
| Granted | 0 | 54,200 | 58,000 |
| Vested | (30,455) | ||
| Forfeited | 0 | ||
| Non-vested, end of year | 30,215 | 60,670 | |
| Weighted Average Grant Date Fair Value Per Common Share | |||
| Non-vested, beginning of year | $ 16.23 | ||
| Granted | 0 | ||
| Vested | 15.04 | ||
| Forfeited | 0 | ||
| Non-vested, end of year | $ 17.43 | $ 16.23 | |
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- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of non-vested options outstanding. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Number of non-vested options forfeited. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Weighted average grant-date fair value of non-vested options forfeited. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Weighted average grant-date fair value of non-vested options outstanding. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Number of options vested. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Weighted average grant-date fair value of options vested. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Share Based Compensation Arrangement by Share Based Payment Award, Nonvested Options, Granted in Period, Weighted Average Grant Date Fair Value No definition available.
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