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Pension And Other Postretirement Benefit Plans
 6 Months Ended
Sep. 30, 2012
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]  
Pension and Other Postretirement Benefits Disclosure [Text Block]
PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS

The Company has several defined benefit pension plans covering U.S. salaried employees and certain foreign and other employee groups. These plans provide retirement benefits based primarily on employee compensation and years of service. The Company also provides postretirement health and life insurance benefits for eligible U.S. employees attaining specific age and service levels.

The components of the Company’s net periodic benefit cost were as follows:
 
 
Pension Benefits
 
Other Postretirement Benefits
 
 
Three Months Ended September 30,
 
Three Months Ended September 30,
(in thousands of dollars)
 
2012
 
2011
 
2012
 
2011
 
 
 
 
 
 
 
 
 
Service cost
 
$
1,046

  
$
1,274

 
$
146

  
$
189

Interest cost
 
3,153

  
3,386

 
569

  
578

Expected return on plan assets
 
(3,197
)
  
(3,646
)
 
(31
)
  
(34
)
Settlement costs
 
1,329

 
—

 
—

 
—

Net amortization and deferral
 
2,846

  
1,335

 
48

  
(59
)
Net periodic benefit cost
 
$
5,177

 
$
2,349

 
$
732

 
$
674


    
 
 
Pension Benefits
 
Other Postretirement Benefits
 
 
Six Months Ended September 30,
 
Six Months Ended September 30,
(in thousands of dollars)
 
2012
 
2011
 
2012
 
2011
 
 
 
 
 
 
 
 
 
Service cost
 
$
2,270

  
$
2,564

 
$
294

  
$
378

Interest cost
 
6,319

  
6,837

 
1,145

  
1,156

Expected return on plan assets
 
(6,694
)
  
(7,355
)
 
(62
)
  
(68
)
Settlement costs
 
1,329

 
—

 
—

 
—

Net amortization and deferral
 
5,364

  
2,677

 
100

  
(117
)
Net periodic benefit cost
 
$
8,588

 
$
4,723

 
$
1,477

 
$
1,349



During the six months ended September 30, 2012, the Company made contributions of approximately $5.6 million to its pension plans. Additional contributions of approximately $11.1 million are expected during the remaining six months of fiscal year 2013, including $5.5 million to the Company's ERISA-regulated U.S. plan and $5.6 million to its non-ERISA regulated and other plans.