INVESTMENTS (Tables)

3 Months Ended

Mar. 31, 2015

Investments, Debt and Equity Securities [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 in debt securities designated as available for sale, excluding investment in mutual funds and common stock of $1,759,000, classified by the contractual maturity date of the security as of March 31, 2015:

 

	Fair Value
Due within one year	$	915,000
Due one year through three years		4,281,000
Due after three years		378,000
	$	5,574,000

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, 2014 and March 31, 2015 are as follows:

			Unrealized		Unrealized		Fair
March 31, 2015	Cost		Gain		Loss		Value
Investments - short term
Available for sale
Mutual funds	$	1,721,000		-		(35,000)	$	1,686,000
Corporate bonds and commercial paper		11,000		-		-		11,000
U.S. Treasury Notes		904,000		-		-		904,000
Common stock		49,000		24,000		-		73,000
Total investments - short term		2,685,000		24,000		(35,000)		2,674,000
Marketable securities - long term
Available for sale
U.S. Treasury Notes		2,265,000		6,000		-		2,271,000
Government agency bonds		551,000		1,000		(1,000)		551,000
Corporate bonds and commercial paper		1,831,000		6,000		-		1,837,000
Total investments - long term		4,647,000		13,000		(1,000)		4,659,000
Total investments	$	7,332,000	$	37,000	$	(36,000)	$	7,333,000

			Unrealized		Unrealized		Fair
December 31, 2014	Cost		Gain		Loss		Value
Investments - short term
Available for sale
Mutual funds	$	1,706,000		-		(36,000)	$	1,670,000
Corporate bonds and commercial paper		824,000		1,000		-		825,000
U.S. Treasury Notes		680,000		-		-		680,000
Common stock		49,000		25,000		-		74,000
Total investments - short term		3,259,000		26,000		(36,000)		3,249,000
Marketable securities - long term
Available for sale
U.S. Treasury Notes		2,165,000		-		(3,000)		2,162,000
Government agency bonds		751,000		-		(3,000)		748,000
Corporate bonds and commercial paper		1,155,000		1,000		-		1,156,000
Total investments - long term		4,071,000		1,000		(6,000)		4,066,000
Total investments	$	7,330,000	$	27,000	$	(42,000)	$	7,315,000