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Investments
 6 Months Ended
Jun. 30, 2014
Investments, Debt and Equity Securities [Abstract]  
INVESTMENTS
INVESTMENTS
The Company’s investments, primarily in Brazil, consist of certificates of deposit and U.S. dollar indexed bond funds, which are classified as available-for-sale and stated at fair value based upon quoted market prices and net asset values, respectively. Unrealized gains and losses are recorded in AOCI. Realized gains and losses are recognized in investment income and are determined using the specific identification method. Realized gains from the sale of securities were $682 and $106 for the three months ended June 30, 2014 and 2013, respectively, and $732 and $192 for the six months ended June 30, 2014 and 2013, respectively. Proceeds from the sale of available-for-sale securities were $31,047 and $8,790 during the six months ended June 30, 2014 and 2013, respectively.

The Company’s investments, excluding cash surrender value of insurance contracts of $72,660 and $72,214 as of June 30, 2014 and December 31, 2013, respectively, consisted of the following:
 
 
Cost Basis
 
Unrealized (Loss) Gain
 
Fair Value
As of June 30, 2014
 
 
 
 
 
 
Short-term investments:
 
 
 
 
 
 
Certificates of deposit
 
$
144,273

 
$
—

 
$
144,273

U.S. dollar indexed bond funds
 
8,963

 
(266
)
 
8,697

 
 
$
153,236

 
$
(266
)
 
$
152,970

Long-term investments:
 
 
 
 
 
 
Assets held in a rabbi trust
 
$
9,285

 
$
730

 
$
10,015

 
 
 
 
 
 
 
As of December 31, 2013
 
 
 
 
 
 
Short-term investments:
 
 
 
 
 
 
Certificates of deposit
 
$
215,010

 
$
—

 
$
215,010

U.S. dollar indexed bond funds
 
25,263

 
2,715

 
27,978

 
 
$
240,273

 
$
2,715

 
$
242,988

Long-term investments:
 
 
 
 
 
 
Assets held in a rabbi trust
 
$
10,085

 
$
292

 
$
10,377