INVESTMENTS AND FAIR VALUE MEASUREMENTS - FINANCIAL INSTRUMENTS MEASURED AT FAIR VALUE ON RECURRING BASIS (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Apr. 30, 2024
Liabilities, Fair Value Disclosure [Abstract]
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other current liabilities	Other current liabilities
Derivative instruments	$ 3,894	$ 5,440
Fair value, measurements, recurring
Assets, Fair Value Disclosure [Abstract]
U.S. treasury securities	50,497	62,099
Equity securities	44,413	50,496
Corporate bonds	21,246	26,798
Total assets at fair value	116,156	139,393
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	3,894	5,440
Total liabilities at fair value	3,894	5,440
Fair value, measurements, recurring | Fair Value, Inputs, Level 1
Assets, Fair Value Disclosure [Abstract]
U.S. treasury securities	0	0
Equity securities	44,413	50,496
Corporate bonds	0	8,220
Total assets at fair value	44,413	58,716
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	0	0
Total liabilities at fair value	0	0
Fair value, measurements, recurring | Fair Value, Inputs, Level 2
Assets, Fair Value Disclosure [Abstract]
U.S. treasury securities	50,497	62,099
Equity securities	0	0
Corporate bonds	21,246	18,578
Total assets at fair value	71,743	80,677
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	3,894	5,440
Total liabilities at fair value	3,894	5,440
Fair value, measurements, recurring | Fair Value, Inputs, Level 3
Assets, Fair Value Disclosure [Abstract]
U.S. treasury securities	0	0
Equity securities	0	0
Corporate bonds	0	0
Total assets at fair value	0	0
Liabilities, Fair Value Disclosure [Abstract]
Derivative instruments	0	0
Total liabilities at fair value	$ 0	$ 0