XML 68 R45.htm IDEA: XBRL DOCUMENT v2.4.0.6
Basis of Presentation and Accounting Policies (Details 1) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Document Period End Date     Sep. 30, 2012  
Reconciliation of the tax provision at the U.S. Federal statutory rate to the provision for income taxes        
Tax expense (benefit) at U.S. Federal statutory rate $ (8) $ (6) $ (94) $ 77
Tax-exempt interest (35) (37) (106) (112)
Dividends-received deduction (28) (42) (91) (169)
Valuation allowance (3) 6 (17) (83)
Other 37 5 27 (2)
Income tax expense (benefit) $ (37) $ (74) $ (281) $ (289)