Business Dispositions Invested Assets Transferred (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Fixed Maturities Available-for-sale at Amortized Cost	$ 56,318	$ 60,641
Available-for-sale Securities, Fair Value	61,069	63,225
Equity securities, AFS	823	868
Total fixed maturities, AFS, fair value	60,246	62,357
Carrying Value	5,586	5,598
Policy loans	1,420	1,420
Equity Securities Available for Sale at Cost	779	850
Allowance for Loan and Lease Losses, Real Estate			68	68
Asset-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	2,309	2,365
Collateralized Debt Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	2,434	2,387
Commercial Mortgage Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	4,696	4,446
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	28,668	28,490
Foreign Government Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	1,707	4,104
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	12,713	12,173
Residential Mortgage Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	4,426	4,647
US Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value	3,293	3,745
Fair Value, Inputs, Level 3 [Member]
Schedule of Available-for-sale Securities [Line Items]
Carrying Value	5,586	5,598
Policy loans	$ 1,420	$ 1,420