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Long-Term Employee Benefits
6 Months Ended
Jun. 30, 2012
Long Term Employee Benefits [Abstract]  
Long-Term Employee Benefits
Long-Term Employee Benefits 
The following sets forth the components of the company’s net periodic benefit cost for pensions:  
 
Three Months Ended
Six Months Ended
 
June 30,
June 30,
 
2012
2011
2012
2011
Service cost
$
66

$
61

$
134

$
120

Interest cost
295

314

592

624

Expected return on plan assets
(379
)
(369
)
(760
)
(734
)
Amortization of unrecognized loss
220

153

439

306

Amortization of prior service cost
3

4

7

8

Net periodic benefit cost
$
205

$
163

$
412

$
324


 
The following sets forth the components of the company’s net periodic benefit cost for other long-term employee benefits:  
 
Three Months Ended
Six Months Ended
 
June 30,
June 30,
 
2012
2011
2012
2011
Service cost
$
10

$
9

$
19

$
17

Interest cost
48

53

96

106

Amortization of unrecognized loss
22

15

44

30

Amortization of prior service benefit
(30
)
(31
)
(60
)
(61
)
Net periodic benefit cost
$
50

$
46

$
99

$
92