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Indebtedness (Schedule Of Maturities Of Long-Term Debt) (Details) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2012
Debt Instrument [Line Items]  
Payments Not Made Due to Chapter 11 Proceedings $ 157.4
Remainder of 2012 919
2013 1,074
2014 1,509
2015 806
2016 1,863
Principal Not Subject To Compromise [Member]
 
Debt Instrument [Line Items]  
Remainder of 2012 753
2013 882
2014 744
2015 645
2016 1,637
Principal Subject To Compromise [Member]
 
Debt Instrument [Line Items]  
Remainder of 2012 166
2013 192
2014 765
2015 161
2016 $ 226