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Pension and Other Postretirement Benefit Plans (Tables)
 9 Months Ended
Mar. 30, 2013
Compensation and Retirement Disclosure [Abstract]  
Components of Net Periodic Pension Cost
The components of the net periodic benefit cost (benefit) for the pension and postretirement benefit plans for the third quarter and first nine months of 2013 and 2012 are as follows:
 
 
Pension Plans
(In millions)
Third
Quarter
2013
 
Third
Quarter
2012
 
First Nine
Months
2013
 
First Nine
Months
2012
Service cost
$
3

 
$
3

 
$
8

 
$
7

Interest cost
17

 
17

 
52

 
54

Expected return on plan assets
(23
)
 
(22
)
 
(69
)
 
(63
)
Amortization of:
 
 
 
 
 
 
 
      Net actuarial loss
1

 
1

 
4

 
3

Prior service cost
1

 
1

 
1

 
1

Settlement loss
—

 
—

 
1

 
—

Net periodic benefit cost (benefit)
$
(1
)
 
$
—

 
$
(3
)
 
$
2

 
 
Postretirement Benefit Plans
(In millions)
Third
Quarter
2013
 
Third
Quarter
2012
 
First Nine
Months
2013
 
First Nine
Months
2012
Service cost
$
1

 
$
1

 
$
2

 
$
2

Interest cost
1

 
1

 
3

 
3

Net amortization and deferral
(3
)
 
(3
)
 
(7
)
 
(7
)
Net periodic benefit cost (benefit)
$
(1
)
 
$
(1
)
 
$
(2
)
 
$
(2
)