v3.26.1
INVESTMENTS AND FAIR VALUE MEASUREMENTS - NARRATIVE (Details) - USD ($)
Jan. 31, 2026
Apr. 30, 2025
Debt Securities, Available-for-sale [Line Items]    
Debt securities, available-for-sale, total aggregated loss   $ 100,000
Credit-related impairment losses $ 0 0
Corporate bonds    
Debt Securities, Available-for-sale [Line Items]    
Fair value of available-for-sale debt securities in unrealized loss position, Total   10,600,000
U.S. treasury securities    
Debt Securities, Available-for-sale [Line Items]    
Fair value of available-for-sale debt securities in unrealized loss position, Total   $ 0