INVESTMENTS (Tables)

9 Months Ended

Sep. 30, 2012

Investments In Debt Securities and Mutual Funds [Abstract]

Schedule of Fair Value of Available for Sale Securities Excluding Mutual Funds [Table Text Block]

The following table summarizes the estimated fair value of investment securities designated as available for sale, excluding investment in mutual funds of $665,000, classified by the contractual maturity date of the security as of September 30, 2012:

	Fair Value
Due within one year	$	5,450,000
Due one year through three years		6,952,000
Due after three years		892,000
	$	13,294,000

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

The cost, gross unrealized gains (losses) and fair value of available for sale securities by major security types as of December 31, 2011 and September 30, 2012 are as follows:

			Unrealized		Unrealized			Fair
September 30, 2012	Cost		Gain		Loss			Value
Investments - short term
Available for sale
U.S. Treasury Notes	$	2,603,000	$	9,000	$	-		$	2,612,000
Mutual funds		646,000		19,000		-			665,000
Corporate bonds and commercial paper		1,989,000		2,000		(16,000	)		1,975,000
Government agency bonds		861,000		2,000		-			863,000
Total investmens - short term		6,099,000		32,000		(16,000	)		6,115,000
Marketable securities - long term
Available for sale
U.S. Treasury Notes		3,605,000		11,000		-			3,616,000
Government agency bonds		810,000		5,000		-			815,000
Corporate bonds and commercial paper		3,357,000		56,000		-			3,413,000
Total investments - long term		7,772,000		72,000		- -			7,844,000
Total investments	$	13,871,000	$	104,000	$	(16,000	)	$	13,959,000

December 31, 2011	Cost		Unrealized Gain		Unrealized Loss			Fair Value
Investments - short term
Available for sale
Government agency bonds	$	1,347,000	$	2,000	$	-		$	1,349,000
Mutual funds		4,614,000		-		(69,000	)		4,545,000
Corporate bonds and commercial paper		669,000		10,000		(2,000	)		677,000
U.S. Treasury Notes		332,000		1,000		-			333,000
Total investments - short term		6,962,000		13,000		(71,000	)		6,904,000
Investments - long term
Available for sale
U.S. Treasury Notes		5,365,000		29,000		-			5,394,000
Government agency bonds		850,000		5,000		-			855,000
Corporate bonds and commercial paper		3,529,000		25,000		(24,000	)		3,530,000
Total investments - long term		9,744,000		59,000		(24,000	)		9,779,000
Total investments	$	16,706,000	$	72,000	$	(95,000	)	$	16,683,000