v3.26.3
INVESTMENTS AND FAIR VALUE MEASUREMENTS - DERIVATIVE INSTRUMENT (Details) - USD ($)
$ in Thousands
Jul. 31, 2026
Apr. 30, 2026
INVESTMENTS AND FAIR VALUE MEASUREMENTS    
Total, cost $ 21,365 $ 10,690
Total, Unrealized Losses 1,309 1,185
Total, Fair Value 22,674 11,875
Exchange Traded Options [Member]    
INVESTMENTS AND FAIR VALUE MEASUREMENTS    
Cost 21,365 10,690
Unrealized Losses 1,309 1,185
Derivative instruments $ 22,674 $ 11,875