Schedule of Unrealized Loss Breakdown by Investment Type (Details) - USD ($)	Jul. 31, 2024	Apr. 30, 2024
Marketable Securities [Line Items]
Debt securities, unrealized loss, less than 12 months	$ 911,000	$ 8,152,000
Debt securities, unrealized loss, less than 12 months, accumulated loss	(54,000)	(92,000)
Debt securities, unrealized loss, 12 months or greater	1,378,000	1,605,000
Debt securities, unrealized loss, 12 months or greater, accumulated loss	(181,000)	(225,000)
Debt securities, unrealized loss fair value	9,706,000	9,757,000
Debt securities, unrealized loss fair value, accumulated loss	(235,000)	(317,000)
Municipal Bonds [Member]
Marketable Securities [Line Items]
Debt securities, unrealized loss, less than 12 months	439,000	5,897,000
Debt securities, unrealized loss, less than 12 months, accumulated loss	(7,000)	(20,000)
Debt securities, unrealized loss, 12 months or greater	743,000	773,000
Debt securities, unrealized loss, 12 months or greater, accumulated loss	(74,000)	(80,000)
Debt securities, unrealized loss fair value	1,182,000	6,670,000
Debt securities, unrealized loss fair value, accumulated loss	(81,000)	(100,000)
Real Estate Investment [Member]
Marketable Securities [Line Items]
Debt securities, unrealized loss, less than 12 months
Debt securities, unrealized loss, less than 12 months, accumulated loss
Debt securities, unrealized loss, 12 months or greater	40,000	66,000
Debt securities, unrealized loss, 12 months or greater, accumulated loss	(6,000)	(8,000)
Debt securities, unrealized loss fair value	40,000	66,000
Debt securities, unrealized loss fair value, accumulated loss	(6,000)	(8,000)
Equity Securities [Member]
Marketable Securities [Line Items]
Debt securities, unrealized loss, less than 12 months	472,000	2,255,000
Debt securities, unrealized loss, less than 12 months, accumulated loss	(47,000)	(72,000)
Debt securities, unrealized loss, 12 months or greater	595,000	766,000
Debt securities, unrealized loss, 12 months or greater, accumulated loss	(101,000)	(137,000)
Debt securities, unrealized loss fair value	1,067,000	3,021,000
Debt securities, unrealized loss fair value, accumulated loss	$ (148,000)	$ (209,000)

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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