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INVESTMENTS AND FAIR VALUE MEASUREMENTS - Noncurrent Investments (Details) - USD ($) $ in Thousands | Jul. 31, 2025 | Apr. 30, 2025
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INVESTMENTS AND FAIR VALUE MEASUREMENTS |  |
Corporate bonds | $ 13,876 | $ 13,880
Total Investments - noncurrent | $ 13,876 | $ 13,880

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- Definition The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(12)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition Amount of investment in marketable security, classified as noncurrent. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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