FAIR VALUE MEASUREMENTS (Details - Assets and Liabilities Measured at Fair Value on a Recurring Basis) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	$ 248,245	$ 259,859
Other bond securities	16,782	19,712
Equity securities available for sale	2,915	4,395
Other equity securities	921	1,049
Other invested assets	8,912	9,394
Derivative Assets, Fair Value	4,131	4,825
Derivative assets, Counterparty netting	(1,268)	(2,102)
Derivative assets, Cash collateral	(1,554)	(1,119)
Short-term investments, portion measured at fair value	2,591	1,684
Separate account assets, at fair value	79,574	80,036
Fair Value, Liabilities Measured on Recurring Basis
Policyholder contract deposits, portion measured at fair value	2,325	1,561
Other policyholder funds	4,212	4,669
Derivative Liabilities, Fair Value	4,048	5,804
Derivative liabilities, Counterparty netting	(1,268)	(2,102)
Derivative liabilities, Cash collateral	(760)	(1,429)
Long-term debt, portion measured at fair value	3,670	5,466
Other liabilities	62	350
Recurring Basis | U.S. government and government sponsored entities
Fair Value, Liabilities Measured on Recurring Basis
Assets transferred from Level 1 to Level 2	181	107
Recurring Basis | Non-U.S. government
Fair Value, Liabilities Measured on Recurring Basis
Assets transferred from Level 1 to Level 2	695	590
Recurring Basis | Level 1
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	683	1,064
Other bond securities	0	130
Equity securities available for sale	2,914	4,389
Other equity securities	906	1,024
Mortgage and other loans receivable		0
Other invested assets	2	2
Derivative Assets, Fair Value	91	100
Short-term investments, portion measured at fair value	1,416	584
Separate account assets, at fair value	73,699	73,939
Fair value assets measured on recurring basis, total	79,711	81,232
Fair Value, Liabilities Measured on Recurring Basis
Other policyholder funds	6
Other liabilities	0	34
Fair value liabilities measured on recurring basis, total	6	34
Recurring Basis | Level 1 | Interest rate contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	0	2
Recurring Basis | Level 1 | Equity contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	91	98
Recurring Basis | Level 1 | U.S. government and government sponsored entities
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale		322
Other bond securities	0	130
Recurring Basis | Level 1 | Obligations of states, municipalities and political subdivisions
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale		0
Other bond securities	0	0
Recurring Basis | Level 1 | Non-U.S. government
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	683	742
Other bond securities	0	0
Recurring Basis | Level 1 | Corporate debt
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale		0
Other bond securities	0	0
Recurring Basis | Level 1 | Residential mortgage-backed securities (RMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale		0
Other bond securities	0	0
Recurring Basis | Level 1 | Commercial mortgage-backed securities (CMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale		0
Other bond securities	0	0
Recurring Basis | Level 1 | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale		0
Other bond securities	0	0
Recurring Basis | Level 1 | Common Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	2,401	3,626
Recurring Basis | Level 1 | Preferred Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	22	25
Recurring Basis | Level 1 | Mutual Funds
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	491	738
Recurring Basis | Level 2
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	218,745	229,112
Other bond securities	7,936	10,659
Equity securities available for sale	1	5
Other equity securities	1	25
Mortgage and other loans receivable		0
Other invested assets	4,256	3,742
Derivative Assets, Fair Value	3,950	4,626
Short-term investments, portion measured at fair value	1,175	1,100
Separate account assets, at fair value	5,875	6,097
Other assets		0
Fair value assets measured on recurring basis, total	241,939	255,366
Fair Value, Liabilities Measured on Recurring Basis
Policyholder contract deposits, portion measured at fair value	36	52
Other policyholder funds		8
Derivative Liabilities, Fair Value	3,402	4,633
Long-term debt, portion measured at fair value	3,487	5,253
Other liabilities	62	316
Fair value liabilities measured on recurring basis, total	6,987	10,262
Recurring Basis | Level 2 | Interest rate contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	3,150	3,729
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	2,137	3,047
Recurring Basis | Level 2 | Foreign exchange contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	766	839
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	1,197	1,482
Recurring Basis | Level 2 | Equity contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	32	58
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	68	98
Recurring Basis | Level 2 | Commodity contracts
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	0	6
Recurring Basis | Level 2 | Other contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value		0
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value		0
Recurring Basis | Level 2 | U.S. government and government sponsored entities
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	1,844	2,670
Other bond securities	3,369	5,368
Recurring Basis | Level 2 | Obligations of states, municipalities and political subdivisions
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	25,199	25,500
Other bond securities	75	122
Recurring Basis | Level 2 | Non-U.S. government
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	17,480	20,323
Other bond securities	50	2
Recurring Basis | Level 2 | Corporate debt
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	134,618	142,550
Other bond securities	2,018	719
Recurring Basis | Level 2 | Residential mortgage-backed securities (RMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	19,690	20,715
Other bond securities	649	989
Recurring Basis | Level 2 | Commercial mortgage-backed securities (CMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	10,986	10,189
Other bond securities	557	708
Recurring Basis | Level 2 | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	8,928	7,165
Other bond securities	1,218	2,751
Recurring Basis | Level 2 | Common Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	0	2
Recurring Basis | Level 2 | Preferred Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	0	0
Recurring Basis | Level 2 | Mutual Funds
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	1	3
Recurring Basis | Level 3
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	28,817	29,683
Other bond securities	8,846	8,923
Equity securities available for sale	0	1
Other equity securities	14
Mortgage and other loans receivable	11	6
Other invested assets	4,654	5,650
Derivative Assets, Fair Value	90	99
Fair value assets measured on recurring basis, total	42,432	44,362
Fair Value, Liabilities Measured on Recurring Basis
Policyholder contract deposits, portion measured at fair value	2,289	1,509
Derivative Liabilities, Fair Value	646	1,171
Long-term debt, portion measured at fair value	183	213
Fair value liabilities measured on recurring basis, total	3,118	2,893
Recurring Basis | Level 3 | Interest rate contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	12	12
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	62	86
Recurring Basis | Level 3 | Foreign exchange contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	0	1
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	7	9
Recurring Basis | Level 3 | Equity contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	54	51
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	0	4
Recurring Basis | Level 3 | Commodity contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value		0
Recurring Basis | Level 3 | Credit contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	3	4
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	508	982
Recurring Basis | Level 3 | Other contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	21	31
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	69	90
Recurring Basis | Level 3 | U.S. government and government sponsored entities
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	0	0
Other bond securities	0	0
Recurring Basis | Level 3 | Obligations of states, municipalities and political subdivisions
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	2,124	2,159
Other bond securities	0	0
Recurring Basis | Level 3 | Non-U.S. government
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	32	30
Other bond securities	0	0
Recurring Basis | Level 3 | Corporate debt
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	1,370	1,883
Other bond securities	17	0
Recurring Basis | Level 3 | Residential mortgage-backed securities (RMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	16,537	16,805
Other bond securities	1,581	1,105
Recurring Basis | Level 3 | Commercial mortgage-backed securities (CMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	2,585	2,696
Other bond securities	193	369
Recurring Basis | Level 3 | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	6,169	6,110
Other bond securities	7,055	7,449
Recurring Basis | Level 3 | Common Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale		1
Recurring Basis | Level 3 | Preferred Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale		0
Recurring Basis | Level 3 | Mutual Funds
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale		0
Recurring Basis | Counterparty Netting
Fair Value, Assets Measured on Recurring Basis
Derivative assets, Counterparty netting	(1,268)	(2,102)
Fair Value, Liabilities Measured on Recurring Basis
Derivative liabilities, Counterparty netting	(1,268)	(2,102)
Recurring Basis | Counterparty Netting | Counterparty netting and cash collateral
Fair Value, Assets Measured on Recurring Basis
Derivative assets, Counterparty netting	(1,268)	(2,102)
Fair Value, Liabilities Measured on Recurring Basis
Derivative liabilities, Counterparty netting	(1,268)	(2,102)
Recurring Basis | Cash Collateral
Fair Value, Assets Measured on Recurring Basis
Derivative assets, Cash collateral	(1,554)	(1,119)
Fair Value, Liabilities Measured on Recurring Basis
Derivative liabilities, Cash collateral	(760)	(1,429)
Recurring Basis | Cash Collateral | Counterparty netting and cash collateral
Fair Value, Assets Measured on Recurring Basis
Derivative assets, Cash collateral	(1,554)	(1,119)
Fair Value, Liabilities Measured on Recurring Basis
Derivative liabilities, Cash collateral	(760)	(1,429)
Recurring Basis | Total Fair Value
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	248,245	259,859
Other bond securities	16,782	19,712
Equity securities available for sale	2,915	4,395
Other equity securities	921	1,049
Mortgage and other loans receivable	11	6
Other invested assets	8,912	9,394
Derivative Assets, Fair Value	1,309	1,604
Short-term investments, portion measured at fair value	2,591	1,684
Separate account assets, at fair value	79,574	80,036
Other assets		0
Fair value assets measured on recurring basis, total	361,260	377,739
Fair Value, Liabilities Measured on Recurring Basis
Policyholder contract deposits, portion measured at fair value	2,325	1,561
Other policyholder funds	6	8
Derivative Liabilities, Fair Value	2,020	2,273
Long-term debt, portion measured at fair value	3,670	5,466
Other liabilities	62	350
Fair value liabilities measured on recurring basis, total	8,083	9,658
Recurring Basis | Total Fair Value | Interest rate contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	3,162	3,743
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	2,199	3,133
Recurring Basis | Total Fair Value | Foreign exchange contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	766	840
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	1,204	1,491
Recurring Basis | Total Fair Value | Equity contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	177	207
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	68	102
Recurring Basis | Total Fair Value | Commodity contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value		0
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	0	6
Recurring Basis | Total Fair Value | Credit contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	3	4
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	508	982
Recurring Basis | Total Fair Value | Other contracts
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	23	31
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	69	90
Recurring Basis | Total Fair Value | Counterparty netting and cash collateral
Fair Value, Assets Measured on Recurring Basis
Derivative Assets, Fair Value	(2,822)	(3,221)
Fair Value, Liabilities Measured on Recurring Basis
Derivative Liabilities, Fair Value	(2,028)	(3,531)
Recurring Basis | Total Fair Value | U.S. government and government sponsored entities
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	1,844	2,992
Other bond securities	3,369	5,498
Recurring Basis | Total Fair Value | Obligations of states, municipalities and political subdivisions
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	27,323	27,659
Other bond securities	75	122
Recurring Basis | Total Fair Value | Non-U.S. government
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	18,195	21,095
Other bond securities	50	2
Recurring Basis | Total Fair Value | Corporate debt
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	135,988	144,433
Other bond securities	2,035	719
Recurring Basis | Total Fair Value | Residential mortgage-backed securities (RMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	36,227	37,520
Other bond securities	2,230	2,094
Recurring Basis | Total Fair Value | Commercial mortgage-backed securities (CMBS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	13,571	12,885
Other bond securities	750	1,077
Recurring Basis | Total Fair Value | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS)
Fair Value, Assets Measured on Recurring Basis
Bonds available for sale	15,097	13,275
Other bond securities	8,273	10,200
Recurring Basis | Total Fair Value | Common Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	2,401	3,629
Recurring Basis | Total Fair Value | Preferred Stock
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	22	25
Recurring Basis | Total Fair Value | Mutual Funds
Fair Value, Assets Measured on Recurring Basis
Equity securities available for sale	$ 492	$ 741