Investments (Tables)

12 Months Ended

Apr. 30, 2017

Investments, Debt and Equity Securities [Abstract]

Schedule of Investment

As of April 30, 2017 and 2016, investments consisted of the following:

			Gross		Gross
Investments at	Cost		Unrealized		Unrealized			Reported
April 30, 2017	Basis		Gains		Losses			Value
Municipal bonds	$	6,045,000	$	90,000	$	(97,000	)	$	6,038,000
Corporate bonds	$	129,000	$	1,000	$	-		$	130,000
REITs	$	64,000	$	13,000	$	(1,000	)	$	76,000
Equity securities	$	15,259,000	$	2,441,000	$	(319,000	)	$	17,381,000
Money Markets and CDs	$	2,757,000	$	-	$	-		$	2,757,000
Total	$	24,254,000	$	2,545,000	$	(417,000	)	$	26,382,000

			Gross		Gross
Investments at	Cost		Unrealized		Unrealized			Reported
April 30, 2016	Basis		Gains		Losses			Value
Municipal bonds	$	6,489,000	$	133,000	$	(239,000	)	$	6,383,000
Corporate bonds	$	130,000	$	-	$	(4,000	)	$	126,000
REITs	$	42,000	$	4,000	$	(2,000	)	$	44,000
Equity securities	$	14,796,000	$	1,187,000	$	(484,000	)	$	15,499,000
Money Markets and CDs	$	2,478,000	$	-	$	-		$	2,478,000
Total	$	23,935,000	$	1,324,000	$	(729,000	)	$	24,530,000

Schedule of Unrealized Loss Breakdown by Investment

Unrealized Loss Breakdown by Investment Type at April 30, 2017

	Less than 12 months					12 months or greater					Total
Description	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
Municipal bonds	$	1,420,000	$	(19,000	)	$	1,292,000	$	(78,000	)	$	2,712,000	$	(97,000	)
REITs	$	—	$	—		$	27,000	$	(1,000	)	$	27,000	$	(1,000	)
Equity securities	$	983,000	$	(92,000	)	$	1,689,000	$	(227,000	)	$	2,672,000	$	(319,000	)
Total	$	2,403,000	$	(111,000	)	$	3,008,000	$	(306,000	)	$	5,411,000	$	(417,000	)

 Unrealized Loss Breakdown by Investment Type at April 30, 2016

	Less than 12 months					12 months or greater					Total
Description	Fair Value		Unrealized Loss			Fair Value		Unrealized Loss			Fair Value		Unrealized Loss
Municipal bonds	$	3,129,000	$	(215,000	)	$	609,000	$	(24,000	)	$	3,738,000	$	(239,000	)
Corporate bonds	$	—	$	—		$	27,000	$	(4,000	)	$	27,000	$	(4,000	)
REITs	$	27,000	$	(2,000	)	$	—	$	—		$	27,000	$	(2,000	)
Equity securities	$	5,018,000	$	(323,000	)	$	1,171,000	$	(161,000	)	$	6,189,000	$	(484,000	)
Total	$	8,174,000	$	(540,000	)	$	1,807,000	$	(189,000	)	$	9,981,000	$	(729,000	)