MARKETABLE SECURITIES AND ACCRUED INTEREST (Tables)

9 Months Ended

Sep. 30, 2013

Marketable Securities and Accrued Interest [Abstract]

Held-to-maturity Securities [Table Text Block]

The following is a summary of held to maturity marketable securities: 

	December 31, 2012 (Audited)
	Amortized		Unrealized		Fair
	cost		gains		Value
Corporate debentures:
Maturing within one year	$	7,625	$	62	$	7,687
Maturing between one to two years		15,762		299		16,061
Accrued interest		341		-		341
	$	23,728	$	361	$	24,089

	September 30, 2013 (Unaudited)
	Amortized		Unrealized		Fair
	cost		gains		Value
Corporate debentures:
Maturing within one year	$	19,119	$	127	$	19,246
Accrued interest		226		-		226
	$	19,345	$	127	$	19,472