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Other Income (Expense) - net (Tables)
6 Months Ended
Jun. 30, 2011
Notes To Financial Statements [Abstract]  
Other Income (Expense) - net

The breakdown of "Other Income (Expense) - net" for the periods ended June 30 was:

    Three Months Six Months
    2011 2010 2011 2010
PPL            
Other Income            
 Earnings on securities in NDT funds $ 3 $ 5 $ 18 $ 11
 Interest income   2      4   1
 AFUDC   2   1   3   2
 Net hedge gains associated with the 2011 Bridge Facility   62      55   
 Miscellaneous - Domestic   4   3   7   4
 Miscellaneous - International   1   1   1   1
 Total Other Income   74   10   88   19
Other Expense            
 Economic foreign currency exchange contracts   (2)         (2)
 Charitable contributions   2   1   5   2
 LKE other acquisition-related costs      7      7
 WPD Midlands other acquisition-related costs   26      36   
 Foreign currency loss on 2011 Bridge Facility   58      58   
 U.K. stamp duty tax   21      21   
 Miscellaneous - Domestic   1   1   4   3
 Miscellaneous - International   2   1   3   1
 Total Other Expense   108   10   127   11
Other Income (Expense) - net $ (34) $  $ (39) $ 8
               
PPL Energy Supply            
Other Income            
 Earnings on securities in NDT funds $ 3 $ 5 $ 18 $ 11
 Miscellaneous   3   2   5   3
 Total Other Income   6   7   23   14
Other Expense            
 Miscellaneous   2   2   5   3
 Total Other Expense   2   2   5   3
Other Income (Expense) - net $ 4 $ 5 $ 18 $ 11

    Three Months Six Months
    2011  2010 2011  2010
    Successor  Predecessor Successor  Predecessor
LKE              
Other Income              
 Equity in earnings of unconsolidated affiliate        $ 1  $ 2
 Miscellaneous $ 1       2    3
 Total Other Income   1       3    5
Other Expense              
 Derivative losses     $ 10       11
 Equity in loss of unconsolidated affiliate       1       
 Charitable contributions   1    1   2    3
 Miscellaneous       2   2    5
 Total Other Expense   1    14   4    19
Other Income (Expense) - net $   $ (14) $ (1)  $ (14)
                 
LG&E              
Other Income              
 Miscellaneous $ 1     $ 1    
 Total Other Income   1       1    
Other Expense              
 Derivative losses     $ 10     $ 11
 Charitable contributions          1    1
 Total Other Expense       10   1    12
Other Income (Expense) - net $ 1  $ (10) $   $ (12)