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Benefit Plans
3 Months Ended
Mar. 31, 2012
General Discussion of Pension and Other Postretirement Benefits [Abstract]  
Benefit Plans
Benefit Plans

The following table provides the components of the Company’s net periodic benefit credit for the three months ended March 31, 2012 and 2011, respectively.
 
Pension Benefits
 
Three Months Ended March 31,
 
2012
2011
Interest cost
$
2,800

$
3,190

Expected return on plan assets
(3,612
)
(3,523
)
Amortization of net loss
259


Net periodic benefit credit
$
(553
)
$
(333
)

The Company made contributions to its pension plans of $7.0 million and $11.4 million during the three months ended March 31, 2012 and 2011, respectively. We expect to make total contributions of approximately $16.3 million to our pension plans in 2012.