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Property Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2011
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
Property, plant and equipment is comprised of the following:
 
December 31,
 
Depreciable
Lives (Years)
(dollars in millions)
2011
 
2010
 
Land and rights-of-way
$
30.9

 
$
9.8

 
20

-
Indefinite
Buildings and leasehold improvements
736.2

 
616.9

 
3

-
50
Network equipment
2,701.3

 
2,609.2

 
2

-
50
Office software, furniture, fixtures and vehicles
129.3

 
122.7

 
3

-
14
Construction in process
78.3

 
41.2

 
n/a

 
 
Gross value
$
3,676.0

 
$
3,399.8

 
 
 
 
Accumulated depreciation
(2,275.5
)
 
(2,135.4
)
 
 
 
 
Net book value
$
1,400.5

 
$
1,264.4