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Employee Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2012
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]  
Schedule Of Net Periodic Benefit Cost
The components of net periodic benefit cost for both plans are as follows (in thousands):
 
 
Three Months Ended
September 30,
 
Nine Months Ended
September 30,
  
2012
 
2011
 
2012
 
2011
Service cost
$
266

 
$
789

 
$
1,048

 
$
2,720

Interest cost
319

 
725

 
1,257

 
2,615

Expected return on plan assets
(453
)
 
(405
)
 
(1,787
)
 
(1,630
)
Prior service cost
(24
)
 
(22
)
 
(94
)
 
(92
)
Recognized loss
317

 
151

 
1,251

 
613

Total
$
425

 
$
1,238

 
$
1,675

 
$
4,226