XML 80 R96.htm IDEA: XBRL DOCUMENT v2.4.0.6
Long-Term Debt Junior Subordinated Notes Issued to Capital Trust and Preferred Securities (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Junior subordinated notes issued to capital trusts [Member]
   
Debt Instrument [Line Items]    
Long-term Debt, Gross $ 1,031 $ 1,031
Debt Instrument, Basis Spread on Variable Rate 1.926%  
Debt Instrument, Description of Variable Rate Basis 3 Month Libor Plus  
Debt Instrument, Interest Rate, Stated Percentage 5.91%  
Trust Preferred Securities Subject to Mandatory Redemption [Member]
   
Debt Instrument [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 1.926%  
Loan agreements with affiliates $ 1,000  
Debt Instrument, Description of Variable Rate Basis 3 Month Libor Plus  
Debt Instrument, Interest Rate, Stated Percentage 5.91%