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Variable Interest Entities VIEs (Tables)
9 Months Ended
Sep. 30, 2012
Variable Interest Entities VIEs  
Consolidated VIE assets and liabilities
  September 30, December 31,
 2012 2011
(Dollars in thousands)     
Assets     
 Cash and cash equivalents$ 6,086 $ 12,086
 Other current assets  142   47
 Licenses  396,934   483,059
 Property, plant and equipment, net  15,167   9,450
 Other assets and deferred charges  435   153
 Total assets$ 418,764 $ 504,795
       
Liabilities     
 Current liabilities$ 981 $ 957
 Deferred liabilities and credits  2,042   -
 Total liabilities$ 3,023 $ 957