Note 6 - Short-term Investments

12 Months Ended

Dec. 31, 2016

Notes to Financial Statements

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

6. SHORT-TERM INVESTMENTS

(In Thousands)

	December 31, 2016
	Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Time deposits	$	21,532	$	-	$	-	$	21,532

	December 31, 2015
	Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Time deposits	$	11,233	$	-	$	-	$	11,233

Short-term investments by contractual maturity were as follows:

(In Thousands)

	December 31, 2016
	Cost		Fair Value
Time deposits
Due within one year	$	21,504	$	21,504
Due after one year through two years		28		28
	$	21,532	$	21,532

(In Thousands)

	December 31, 2015
	Cost		Fair Value
Time deposits
Due within one year	$	11,205	$	11,205
Due after one year through two years		28		28
	$	11,233	$	11,233

The Company’s gross realized gains and losses on the sale of investments for the years ended

December

31,

2016

and

2015

were both

$0

.

The Company’s gross realized gains and losses on the sale of investments for the year ended

December

31,

2014

were

$38,000

and

$2,000,

respectively.