Condensed Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Income Statement [Abstract]
Net Income (Loss)	$ 2,215,000	$ (55,000)	$ 4,920,000	$ 2,319,000
Unrealized (loss) on debt securities:
Unrealized holding (losses) arising during period	(33,000)	(289,000)	214,000	(320,000)
Income tax (expense) benefit related to other comprehensive income	9,000	82,000	(61,000)	90,000
Other Comprehensive (Loss)	(24,000)	(207,000)	153,000	(230,000)
Comprehensive Income (Loss)	$ 2,191,000	$ (262,000)	$ 5,073,000	$ 2,089,000