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CASH, CASH EQUIVALENTS AND INVESTMENTS
6 Months Ended
Jun. 30, 2015
Cash and Cash Equivalents [Abstract]  
CASH, CASH EQUIVALENTS AND INVESTMENTS
3.
CASH, CASH EQUIVALENTS AND INVESTMENTS:
The Company considers all highly liquid debt instruments purchased with an original maturity of three months or less to be cash equivalents. The Company classifies its remaining investments as available-for-sale. These securities are carried at fair market value, with unrealized gains and losses reported in shareholders’ equity. Gains or losses on securities sold are based on the specific identification method. Investments as of June 30, 2015 and December 31, 2014 consisted of the following (in thousands):
 
 
Amortized
 
Unrealized
 
Aggregate Fair
Investment Classification
 
Cost
 
Gains
 
(Losses)
 
Market Value
June 30, 2015
 
 
 
 
 
 
 
 
Certificates of deposit
 
$
11,535

 
$
14

 
$
(5
)
 
$
11,544

Corporate bonds
 
233,923

 
7

 
(56
)
 
233,874

U.S. Government bonds
 
5,460

 

 
(4
)
 
5,456

 
 
$
250,918

 
$
21

 
$
(65
)
 
$
250,874

December 31, 2014
 
 
 
 
 
 
 
 
Certificates of deposit
 
$
11,373

 
$
4

 
$
(13
)
 
$
11,364

Corporate bonds
 
228,799

 
14

 
(41
)
 
228,772

U.S. Government bonds
 
5,999

 

 

 
5,999

 
 
$
246,171

 
$
18

 
$
(54
)
 
$
246,135