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Retirement Plans (Tables)
 9 Months Ended
Sep. 30, 2015
Retirement Plans [Abstract]  
Schedule Of Net Periodic Benefit Cost For Pension And Postretirement Benefit Plans

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pension Benefits

 

Postretirement Benefits

 

 

Three Months Ended

 

Nine Months Ended

 

Three Months Ended

 

Nine Months Ended

 

 

September 30,

 

September 30,

 

September 30,

 

September 30,

 

 

2015

 

2014

 

2015

 

2014

 

2015

 

2014

 

2015

 

2014

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Millions)

Service cost

 

$
9 

 

$
7 

 

$
25 

 

$
22 

 

$

 -

 

$

 -

 

$

 -

 

$

 -

Interest cost

 

 
13 

 

 
14 

 

 
39 

 

 
41 

 

 

 -

 

 

 -

 

 

 -

 

 

 -

Expected return on plan assets

 

 
(14)

 

 
(13)

 

 
(44)

 

 
(40)

 

 

 -

 

 

 -

 

 

 -

 

 

 -

Amortization of prior service cost (1)

 

 
1 

 

 
1 

 

 
3 

 

 
3 

 

 

 -

 

 
(1)

 

 
(1)

 

 
(1)

Net actuarial loss (gain) (1)

 

 
5 

 

 
4 

 

 
15 

 

 
14 

 

 

 -

 

 

 -

 

 

 -

 

 
(1)

Net periodic benefit cost (2)

 

$
14 

 

$
13 

 

$
38 

 

$
40 

 

$

 -

 

$
(1)

 

$
(1)

 

$
(2)

__________________________

(1)  These net periodic benefit costs were reclassified out of other comprehensive earnings in the current period.

(2)  Net periodic benefit cost is a component of general and administrative expenses in the accompanying consolidated comprehensive statements of earnings.