Net Income Per Share - Computation of Basic and Diluted Net Income/(Loss) Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2024 |
|||
| Numerator: | |||||
| Net income attributable to New Oriental Education & Technology Group Inc.'s shareholders-basic (US$ in thousands) | $ 475,172 | $ 371,716 | $ 309,591 | ||
| Net income attributable to New Oriental Education & Technology Group Inc.'s shareholders-diluted (US$ in thousands) | $ 474,030 | $ 371,518 | $ 308,443 | ||
| Denominator | |||||
| Weighted average common shares outstanding-basic | 1,578,483,794 | 1,619,727,518 | 1,653,597,432 | ||
| Plus: incremental weighted average common shares from assumed vesting of NES using the treasury stock method | 17,021,841 | 11,409,646 | 15,902,520 | ||
| Weighted average common shares outstanding-diluted | 1,595,505,635 | 1,631,137,164 | 1,669,499,952 | ||
| Net income/(loss) per common share | |||||
| - Basic (US$) | $ 0.3 | $ 0.23 | $ 0.19 | ||
| - Diluted (US$) | [1] | $ 0.3 | $ 0.23 | $ 0.18 | |
| |||||
| X | ||||||||||
- Definition Basic and diluted earnings per share. No definition available.
|
| X | ||||||||||
- Definition The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|