Net Income Per Common Share (Details - Antidilutive shares) - shares shares in Thousands	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of shares on diluted shares outstanding	7,075	52	3,621
Equity Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of shares on diluted shares outstanding	46	43	829
RSUs, PSUs, and ESPP [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of shares on diluted shares outstanding	253	9	0
Convertible Notes [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of shares on diluted shares outstanding	6,776	0	928
Series E Preferred Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of shares on diluted shares outstanding	0	0	1,864