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Benefit Plans and Other Postretirement Benefits
 6 Months Ended
Jun. 30, 2014
Compensation and Retirement Disclosure [Abstract]  
Benefit Plans and Other Postretirement Benefits
Benefit Plans and Other Postretirement Benefits

Components of Net Periodic Benefit Cost
 
 
Three Months Ended June 30
 
 
2014
 
2013
 
2014
 
2013
(Thousands of Dollars)
 
Pension Benefits
 
Postretirement Health
Care Benefits
Service cost
 
$
1,132

 
$
1,420

 
$
8

 
$
6

Interest cost
 
1,814

 
1,731

 
197

 
190

Expected return on plan assets
 
(2,410
)
 
(2,498
)
 
(13
)
 
(10
)
Amortization of prior service cost (credit)
 
28

 
104

 
(87
)
 
(88
)
Amortization of net loss
 
1,654

 
1,981

 
166

 
241

Net benefit cost recognized for financial reporting
 
$
2,218

 
$
2,738

 
$
271

 
$
339


 
 
Six Months Ended June 30
 
 
2014
 
2013
 
2014
 
2013
(Thousands of Dollars)
 
Pension Benefits
 
Postretirement Health
Care Benefits
Service cost
 
$
2,264

 
$
2,841

 
$
17

 
$
12

Interest cost
 
3,628

 
3,462

 
395

 
380

Expected return on plan assets
 
(4,821
)
 
(4,997
)
 
(26
)
 
(21
)
Amortization of prior service cost (credit)
 
56

 
208

 
(175
)
 
(176
)
Amortization of net loss
 
3,308

 
3,962

 
333

 
482

Net benefit cost recognized for financial reporting
 
$
4,435

 
$
5,476

 
$
544

 
$
677



In January 2014, contributions of $130.0 million were made across three of Xcel Energy’s pension plans, of which $8.0 million was attributable to NSP-Wisconsin. Xcel Energy does not expect additional pension contributions during 2014.