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Property, Plant And Equipment (Tables)
12 Months Ended
Dec. 31, 2011
Property, Plant And Equipment  
Summary Of Property, Plant And Equipment
  Lives (years)  2011  2010
Land- $ 1,689 $ 1,694
Buildings and improvements10-45   28,054   25,979
Central office equipment13-10   83,824   79,607
Cable, wiring and conduit10-50   78,431   75,732
Other equipment5-20   53,104   46,622
Software3-5   10,041   9,219
Under construction-   5,136   4,980
     260,279   243,833
Accumulated depreciation and amortization    153,192   140,637
Property, plant and equipment - net  $ 107,087 $ 103,196
 1 Includes certain network software.