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Pension Plan And Other Postretirement Benefits (Tables)
 6 Months Ended
Jun. 30, 2016
Pension Plan And Other Postretirement Benefits [Abstract]  
Pension And Other Postretirement Benefit Costs



 

 

 

 

 

 

 

 

 

 

 

 



 

Pension Benefits



 

For the three months ended

 

For the six months ended



 

June 30,

 

June 30,



 

2016

 

2015

 

2016

 

2015



 

(in millions)

Service cost

 

$

 2 

 

$

 4 

 

$

 6 

 

$

 8 

Interest cost

 

 

 1 

 

 

 2 

 

 

 3 

 

 

 3 

Expected return on plan assets

 

 

 (1)

 

 

 (2)

 

 

 (3)

 

 

 (4)

Amortization of prior service cost

 

 

– 

 

 

– 

 

 

– 

 

 

– 

Amortization of net loss

 

 

 1 

 

 

– 

 

 

 1 

 

 

 1 

Curtailment loss

 

 

 1 

 

 

 – 

 

 

 1 

 

 

 – 

Settlement loss

 

 

 8 

 

 

– 

 

 

 8 

 

 

– 

Net periodic benefit cost

 

$

 12 

 

$

 4 

 

$

 16 

 

$

 8