Fair Value of Assets and Liabilities (Details 6) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2012
Financial assets
Mortgage loans	$ 3,644	$ 4,173
Assets held for sale	0	15,593
Financial liabilities
Notes due to related parties	275	282
Liability for collateral	479	328	363	561
Liabilities held for sale	0	14,899
Carrying value
Financial assets
Mortgage loans	3,644	4,173
Cost method limited partnerships	526	605
Agent Loans	364	341
Bank loans	339	160
Notes due from related party	275	275
Assets held for sale	0	1,458
Financial liabilities
Contract holder funds on investment contracts	14,059	15,542
Notes due to related parties	275	282
Liability for collateral	479	328
Liabilities held for sale	0	7,417
Fair Value
Financial assets
Mortgage loans	3,856	4,300
Cost method limited partnerships	729	799
Agent Loans	357	325
Bank loans	337	161
Notes due from related party	275	275
Assets held for sale	0	1,532
Financial liabilities
Contract holder funds on investment contracts	14,741	16,198
Notes due to related parties	275	282
Liability for collateral	479	328
Liabilities held for sale	$ 0	$ 7,298