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Leases (Tables)
 12 Months Ended
Dec. 31, 2014
Leases [Abstract]  
Future Minimum Commitments For Capital And Operating Leases Table
Future minimum commitments for capital lease obligations and for operating lease obligations having noncancellable lease terms in excess of one year are as follows:
(In millions)
Capital
Lease
Obligations
 
Operating
Lease
Obligations
2015
$
1

 
$
40

2016
1

 
33

2017
1

 
26

2018
1

 
24

2019
1

 
24

Later years
19

 
32

Sublease rentals
—

 
(3
)
Total minimum lease payments
$
24

 
$
176

Less imputed interest costs
(15
)
 
 
Present value of net minimum lease payments
$
9