Note 6 - Short-Term Investments

12 Months Ended

Dec. 31, 2012

Cash, Cash Equivalents, and Short-term Investments [Text Block]

6.     SHORT-TERM INVESTMENTS

(In Thousands)

	December 31, 2012
			Gross		Gross
			Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
Time deposits	$	60,656	$	-	$	-		$	60,656
Available-for-sale securities
Government bonds		1,631		4		-			1,635
Corporate bonds		500		-		-			500
Agency bonds		6,633		7		(4	)		6,636
	$	69,420	$	11	$	(4	)	$	69,427

(In Thousands)

	December 31, 2011
			Gross		Gross
			Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
Time deposits	$	84,167	$	-	$	-		$	84,167
Available-for-sale securities
Government bonds		1,008		-		(1	)		1,007
Corporate bonds		5,670		-		(4	)		5,666
Agency bonds		2,184		-		(8	)		2,176
	$	93,029	$	-	$	(13	)	$	93,016

Short-term investments by contractual maturity were as follows:

	December 31, 2012
			Fair
	Cost		Value
Time deposits
Due within one year	$	60,628	$	60,628
Due after one year through two years		28		28
		60,656		60,656
Available-for-sale securities
Due within one year		5,597		5,604
Due after one year through two years		3,167		3,167
		8,764		8,771
	$	69,420	$	69,427

(In Thousands)

	December 31, 2011
			Fair
	Cost		Value
Time deposits
Due within one year	$	84,138	$	84,138
Due after one year through two years		26		26
Due after two years		3		3
		84,167		84,167
Available-for-sale securities
Due within one year		7,344		7,338
Due after one year through two years		1,518		1,511
		8,862		8,849
	$	93,029	$	93,016

The Company’s gross realized gains and losses on the sale of investments for the year ended December 31, 2012 were $1,000 and $0, respectively.  The Company’s gross realized gains and losses on the sale of investments for the year ended December 31, 2011 were $1,000 and $0, respectively.  The Company’s gross realized gains and losses on the sale of investments for the year ended December 31, 2010 were $2,000 and $0, respectively.

The following table shows the gross unrealized losses and fair value of the Company’s investments with unrealized losses that were not deemed to be other-than-temporarily impaired, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position, at December 31, 2012 and 2011.  The Company presently does not intend to sell the debt securities listed below and believes that it is more likely than not that the Company will not be required to sell these securities that are in an unrealized loss position before recovery of the Company’s amortized cost. Furthermore, the Company has the intent and ability to hold the equity securities listed below for a sufficient period of time to allow for recovery in market value.

	December 31, 2012
	Less Than 12 Months				12 Months or Greater				Total
			Unrealized				Unrealized				Unrealized
	Fair Value		Losses		Fair Value		Losses		Fair Value		Losses
Agency bonds	$	3,229	$	4	$	-	$	-	$	3,229	$	4

(In Thousands)

	December 31, 2011
	Less Than 12 Months				12 Months or Greater				Total
			Unrealized				Unrealized				Unrealized
	Fair Value		Losses		Fair Value		Losses		Fair Value		Losses
Government bonds	$	1,007	$	1	$	-	$	-	$	1,007	$	1
Corporate bonds		5,666		4		-		-		5,666		4
Agency bonds		2,176		8		-		-		2,176		8
		8,849		13		-		-		8,849		13
Investment in Etrend HitechCorporation (“Etrend”) (note 9)		791		129		-		-		791		129
	$	9,640	$	142	$	-	$	-	$	9,640	$	142