NOTE I - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

9 Months Ended

Jan. 31, 2013

Available-for-sale Securities [Table Text Block]

The cost, gross unrealized gains, gross unrealized losses and fair market value of available-for-sale securities at January 31, 2013 and April 30, 2012 are as follows (in thousands):

	January 31, 2013
			Gross		Gross			Fair
			Unrealized		Unrealized			Market
	Cost		Gains		Losses			Value
Fixed income securities	$	9,823	$	292	$	-		$	10,115
Equity securities		5,630		760		(96	)		6,294
	$	15,453	$	1,052	$	(96	)	$	16,409

	April 30, 2012
			Gross		Gross			Fair
			Unrealized		Unrealized			Market
	Cost		Gains		Losses			Value
Fixed income securities	$	11,573	$	297	$	(6	)	$	11,864
Equity securities		5,411		552		(169	)		5,794
	$	16,984	$	849	$	(175	)	$	17,658

Unrealized Gain (Loss) on Investments [Table Text Block]

The following table presents the fair value and unrealized losses, aggregated by investment type and length of time that individual securities have been in a continuous unrealized loss position (in thousands):

	Less than 12 months					12 Months or more					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
January 31, 2013
Fixed Income Securities	$	-	$	-		$	-	$	-		$	-	$	-
Equity Securities		708		(95	)		129		(1	)		837		(96	)
	$	708	$	(95	)	$	129	$	(1	)	$	837	$	(96	)
April 30, 2012
Fixed Income Securities	$	301	$	(6	)	$	-	$	-		$	301	$	(6	)
Equity Securities		539		(169	)		-		-			539		(169	)
	$	840	$	(175	)	$	-	$	-		$	840	$	(175	)

Fair Value, by Balance Sheet Grouping [Table Text Block]

Maturities of fixed income securities classified as available-for-sale at January 31, 2013 are as follows, at cost (in thousands):

Current	$	2,005
Due after one year through five years		7,497
Due after five years through ten years		321
	$	9,823