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INVESTMENTS
 9 Months Ended
Sep. 30, 2013
INVESTMENTS  
INVESTMENTS

6. INVESTMENTS

 

Investments consist of the following:

 

 

 

Amortized

 

Unrealized

 

Market

 

 

 

Cost

 

Gain

 

(Loss)

 

Value

 

September 30, 2013

 

 

 

 

 

 

 

 

 

Short-term investments:

 

 

 

 

 

 

 

 

 

Government sponsored enterprises

 

$

16,871

 

$

5

 

$

—

 

$

16,876

 

Total

 

$

16,871

 

$

5

 

$

—

 

$

16,876

 

 

 

 

 

 

 

 

 

 

 

December 31, 2012

 

 

 

 

 

 

 

 

 

Short-term investments:

 

 

 

 

 

 

 

 

 

Government sponsored enterprises

 

$

29,189

 

$

12

 

$

—

 

$

29,201

 

Long-term investments:

 

 

 

 

 

 

 

 

 

Government-sponsored enterprises

 

2,507

 

1

 

—

 

2,508

 

Total

 

$

31,696

 

$

13

 

$

—

 

$

31,709

 

 

Long-term investments have maturity dates of two years or less. The average maturity of the Company’s marketable securities available-for-sale as of September 30, 2013 and December 31, 2012 was three and four months, respectively.