Investments (Tables)

3 Months Ended

Jul. 31, 2019

Investments, Debt and Equity Securities [Abstract]

Schedule of Investments

As of July 31, 2019 and April 30, 2019, investments consisted of the following:

			Gross		Gross
Investments at	Cost		Unrealized		Unrealized			Fair
July 31, 2019	Basis		Gains		Losses			Value
Municipal bonds	$	5,475,000	$	117,000	$	(43,000	)	$	5,549,000
Corporate bonds		26,000		—		—			26,000
REITs		89,000		3,000		(9,000	)		83,000
Equity securities		16,729,000		4,252,000		(260,000	)		20,721,000
Money markets and CDs		1,278,000		—		—			1,278,000
Total	$	23,597,000	$	4,372,000	$	(312,000	)	$	27,657,000

			Gross		Gross
Investments at	Cost		Unrealized		Unrealized			Fair
April 30, 2019	Basis		Gains		Losses			Value
Municipal bonds	$	5,459,000	$	79,000	$	(55,000	)	$	5,483,000
Corporate bonds		26,000		—		—			26,000
REITs		89,000		1,000		(6,000	)		84,000
Equity securities		16,618,000		4,143,000		(296,000	)		20,465,000
Money markets and CDs		1,233,000		—		—			1,233,000
Total	$	23,425,000	$	4,223,000	$	(357,000	)	$	27,291,000

Schedule of Unrealized Loss Breakdown by Investment

The following table shows the investments with unrealized losses that are not deemed to be “other-than-temporarily impaired”, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position, at July 31, 2019 and April 30, 2019, respectively.

Unrealized Loss Breakdown by Investment Type at July 31, 2019

	Less than 12 months					12 months or greater					Total
Description	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
Municipal bonds	$	—	$	—		$	448,000	$	(43,000	)	$	448,000	$	(43,000	)
REITs		—		—			30,000		(9,000	)		30,000		(9,000	)
Equity securities		1,975,000		(147,000	)		729,000		(113,000	)		2,704,000		(260,000	)
Total	$	1,975,000	$	(147,000	)	$	1,207,000	$	(165,000	)	$	3,182,000	$	(312,000	)

Unrealized Loss Breakdown by Investment Type at April 30, 2019

	Less than 12 months					12 months or greater					Total
Description	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
Municipal bonds	$	772,000	$	(4,000	)	$	580,000	$	(50,000	)	$	1,352,000	$	(54,000	)
REITs		—		—			32,000		(6,000	)		32,000		(6,000	)
Equity securities		932,000		(102,000	)		1,652,000		(195,000	)		2,584,000		(297,000	)
Total	$	1,704,000	$	(106,000	)	$	2,264,000	$	(251,000	)	$	3,968,000	$	(357,000	)