FAIR VALUE MEASUREMENTS (Details - Changes in Level 3 Recurring Fair Value Measurements) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	$ 44,281	$ 49,934	$ 44,263	$ 46,547
Net Realized and Unrealized Gains (Losses) Included in Income	322	536	2,012	1,957
Other Comprehensive Income (Loss)	(213)	(32)	(1,243)	763
Purchases, Sales, Issues and Settlements, Net	(556)	607	(1,899)	1,794
Gross Transfers in, assets	1,064	140	2,281	1,950
Gross Transfers out, assets	(679)	(527)	(1,195)	(2,353)
Balance End of Period	44,219	50,658	44,219	50,658
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets			(81)
Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	19	46	(79)	361
Policyholder contract deposits
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(1,232)	(842)	(1,509)	(312)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(871)	(155)	(410)	(687)
Other Comprehensive Income (Loss)	0	8	0	(16)
Purchases, Sales, Issues and Settlements-Net	(146)	(2)	(330)	24
Gross Transfers in, liabilities	0	0	0	0
Gross Transfers out, liabilities	0	0	0	0
Balance at the End of the Period	(2,249)	(991)	(2,249)	(991)
Policyholder contract deposits | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	32	(21)	72	(140)
Interest rate contracts
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(62)	(67)	(74)	(100)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(3)	(3)	(3)	(2)
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements-Net	7	1	19	33
Gross Transfers in, liabilities	0	0	0	0
Gross Transfers out, liabilities	0	(2)	0	(2)
Balance at the End of the Period	(58)	(71)	(58)	(71)
Interest rate contracts | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	(4)	(3)	(4)	0
Foreign exchange contracts
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(7)	(9)	(8)	0
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(1)	0	2	3
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements-Net	1	2	(1)	(10)
Gross Transfers in, liabilities	0	0	0	0
Gross Transfers out, liabilities	0	0	0	0
Balance at the End of the Period	(7)	(7)	(7)	(7)
Foreign exchange contracts | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	(2)	0	1	4
Equity contracts
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	63	91	47	49
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(21)	6	(15)	14
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements-Net	(3)	2	7	(12)
Gross Transfers in, liabilities	0	0	0	48
Gross Transfers out, liabilities	0	(53)	0	(53)
Balance at the End of the Period	39	46	39	46
Equity contracts | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	(21)	0	(19)	6
Commodity contracts
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	0	1	0	1
Net realized and unrealized gains and losses related to Level 3 items, liabilities	0	(1)	0	0
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements-Net	0	0	0	0
Gross Transfers in, liabilities	0	0	0	0
Gross Transfers out, liabilities	0	0	0	(1)
Balance at the End of the Period	0	0	0	0
Commodity contracts | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Purchases, Sales, Issues and Settlements-Net		0
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	0	0	0	0
Credit contracts
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(551)	(1,085)	(978)	(1,280)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	11	75	171	229
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements-Net	12	(8)	279	33
Gross Transfers in, liabilities	0	0	0	0
Gross Transfers out, liabilities	0	0	0	0
Balance at the End of the Period	(528)	(1,018)	(528)	(1,018)
Credit contracts | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	23	65	73	229
Other contracts
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(16)	(53)	(59)	(109)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(12)	14	61	49
Other Comprehensive Income (Loss)	0	4	0	51
Purchases, Sales, Issues and Settlements-Net	(23)	(20)	(53)	(46)
Gross Transfers in, liabilities	0	0	0	0
Gross Transfers out, liabilities	0	0	0	0
Balance at the End of the Period	(51)	(55)	(51)	(55)
Other contracts | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	(13)	17	53	37
Derivative liabilities, net
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(573)	(1,122)	(1,072)	(1,439)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(26)	91	216	293
Other Comprehensive Income (Loss)	0	4	0	51
Purchases, Sales, Issues and Settlements-Net	(6)	(23)	251	(2)
Gross Transfers in, liabilities	0	0	0	48
Gross Transfers out, liabilities	0	(55)	0	(56)
Balance at the End of the Period	(605)	(1,105)	(605)	(1,105)
Derivative liabilities, net | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	(17)	79	104	276
Long-term debt
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(193)	(394)	(213)	(370)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	3	21	5	13
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements-Net	0	1	18	34
Gross Transfers in, liabilities	0	0	0	(70)
Gross Transfers out, liabilities	0	75	0	96
Balance at the End of the Period	(190)	(297)	(190)	(297)
Long-term debt | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	0	16	13	15
Liabilities
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance at the Beginning of the Period	(1,998)	(2,358)	(2,794)	(2,121)
Net realized and unrealized gains and losses related to Level 3 items, liabilities	(894)	(43)	(189)	(381)
Other Comprehensive Income (Loss)	0	12	0	35
Purchases, Sales, Issues and Settlements-Net	(152)	(24)	(61)	56
Gross Transfers in, liabilities	0	0	0	(22)
Gross Transfers out, liabilities	0	20	0	40
Balance at the End of the Period	(3,044)	(2,393)	(3,044)	(2,393)
Liabilities | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, liabilities	15	74	189	151
Bonds available for sale
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	30,176	33,888	29,683	30,001
Net Realized and Unrealized Gains (Losses) Included in Income	294	310	1,024	886
Other Comprehensive Income (Loss)	(123)	(123)	(604)	623
Purchases, Sales, Issues and Settlements, Net	(371)	1,052	(265)	3,145
Gross Transfers in, assets	993	56	1,449	1,772
Gross Transfers out, assets	(626)	(146)	(944)	(1,390)
Balance End of Period	30,343	35,037	30,343	35,037
Bonds available for sale | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Bonds available for sale | Obligations of states, municipalities and political subdivisions
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	2,180	1,991	2,159	1,080
Net Realized and Unrealized Gains (Losses) Included in Income	(1)	(1)	0	(1)
Other Comprehensive Income (Loss)	(15)	(11)	(94)	180
Purchases, Sales, Issues and Settlements, Net	16	43	174	896
Gross Transfers in, assets	0	0	0	0
Gross Transfers out, assets	(40)	(8)	(99)	(141)
Balance End of Period	2,140	2,014	2,140	2,014
Bonds available for sale | Obligations of states, municipalities and political subdivisions | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Bonds available for sale | Non-U.S. government
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	33	25	30	16
Net Realized and Unrealized Gains (Losses) Included in Income	0	0	0	0
Other Comprehensive Income (Loss)	(1)	0	(2)	(1)
Purchases, Sales, Issues and Settlements, Net	(1)	1	3	7
Gross Transfers in, assets	0	0	0	4
Gross Transfers out, assets	0	(3)	0	(3)
Balance End of Period	31	23	31	23
Bonds available for sale | Non-U.S. government | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Bonds available for sale | Corporate debt
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	2,118	2,196	1,883	1,255
Net Realized and Unrealized Gains (Losses) Included in Income	5	2	19	8
Other Comprehensive Income (Loss)	2	(22)	(31)	31
Purchases, Sales, Issues and Settlements, Net	(63)	(73)	(209)	(140)
Gross Transfers in, assets	987	3	1,443	1,358
Gross Transfers out, assets	(573)	(97)	(629)	(503)
Balance End of Period	2,476	2,009	2,476	2,009
Bonds available for sale | Corporate debt | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Bonds available for sale | Residential mortgage backed securities (RMBS)
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	17,097	16,328	16,805	14,941
Net Realized and Unrealized Gains (Losses) Included in Income	265	264	804	759
Other Comprehensive Income (Loss)	(151)	(49)	(322)	211
Purchases, Sales, Issues and Settlements, Net	(352)	375	(428)	999
Gross Transfers in, assets	0	0	0	119
Gross Transfers out, assets	0	0	0	(111)
Balance End of Period	16,859	16,918	16,859	16,918
Bonds available for sale | Residential mortgage backed securities (RMBS) | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Bonds available for sale | Commercial mortgage-backed securities (CMBS)
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	2,677	5,917	2,696	5,735
Net Realized and Unrealized Gains (Losses) Included in Income	17	27	63	50
Other Comprehensive Income (Loss)	(15)	(39)	(45)	201
Purchases, Sales, Issues and Settlements, Net	50	14	97	(43)
Gross Transfers in, assets	0	0	0	69
Gross Transfers out, assets	0	(3)	(82)	(96)
Balance End of Period	2,729	5,916	2,729	5,916
Bonds available for sale | Commercial mortgage-backed securities (CMBS) | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Bonds available for sale | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS)
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	6,071	7,431	6,110	6,974
Net Realized and Unrealized Gains (Losses) Included in Income	8	18	138	70
Other Comprehensive Income (Loss)	57	(2)	(110)	1
Purchases, Sales, Issues and Settlements, Net	(21)	692	98	1,426
Gross Transfers in, assets	6	53	6	222
Gross Transfers out, assets	(13)	(35)	(134)	(536)
Balance End of Period	6,108	8,157	6,108	8,157
Bonds available for sale | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS) | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Other Bond securities
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	9,002	10,216	8,923	10,615
Net Realized and Unrealized Gains (Losses) Included in Income	80	233	511	991
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements, Net	(254)	(510)	(1,114)	(1,456)
Gross Transfers in, assets	56	0	697	9
Gross Transfers out, assets	(1)	(134)	(134)	(354)
Balance End of Period	8,883	9,805	8,883	9,805
Other Bond securities | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	19	46	(79)	361
Other Bond securities | Corporate debt
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	16
Gross Transfers in, assets			16
Balance End of Period	16		16
Other Bond securities | Residential mortgage backed securities (RMBS)
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	1,337	1,062	1,105	937
Net Realized and Unrealized Gains (Losses) Included in Income	(4)	0	22	51
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements, Net	169	(39)	389	33
Gross Transfers in, assets	0	0	44	2
Gross Transfers out, assets	(1)	0	(59)	0
Balance End of Period	1,501	1,023	1,501	1,023
Other Bond securities | Residential mortgage backed securities (RMBS) | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	(3)	(9)	(21)	9
Other Bond securities | Commercial mortgage-backed securities (CMBS)
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	223	757	369	844
Net Realized and Unrealized Gains (Losses) Included in Income	(1)	(24)	7	14
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements, Net	(8)	(20)	(162)	(151)
Gross Transfers in, assets	5	0	5	6
Gross Transfers out, assets	0	0	0	0
Balance End of Period	219	713	219	713
Other Bond securities | Commercial mortgage-backed securities (CMBS) | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	(1)	(21)	(3)	11
Other Bond securities | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS)
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	7,426	8,397	7,449	8,834
Net Realized and Unrealized Gains (Losses) Included in Income	85	257	482	926
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements, Net	(415)	(451)	(1,341)	(1,338)
Gross Transfers in, assets	51	0	632	1
Gross Transfers out, assets	0	(134)	(75)	(354)
Balance End of Period	7,147	8,069	7,147	8,069
Other Bond securities | Collateralized Debt Obligations/Asset Backed Securities (CDO/ABS) | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	23	76	(55)	341
Equity securities available for sale
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	0	0	1	1
Net Realized and Unrealized Gains (Losses) Included in Income	0	0	2	0
Other Comprehensive Income (Loss)	0	1	0	1
Purchases, Sales, Issues and Settlements, Net	0	0	(3)	0
Gross Transfers in, assets	0	1	0	1
Gross Transfers out, assets	0	(1)	0	(2)
Balance End of Period	0	1	0	1
Equity securities available for sale | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Equity securities available for sale | Common Stock
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	0	0	1	1
Net Realized and Unrealized Gains (Losses) Included in Income	0	0	2	0
Other Comprehensive Income (Loss)	0	1	0	1
Purchases, Sales, Issues and Settlements, Net	0	0	(3)	0
Gross Transfers in, assets	0	0	0	0
Gross Transfers out, assets	0	(1)	0	(2)
Balance End of Period	0	0	0	0
Equity securities available for sale | Common Stock | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Equity securities available for sale | Preferred Stock
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	0	0	0	0
Net Realized and Unrealized Gains (Losses) Included in Income	0	0	0	0
Other Comprehensive Income (Loss)	0	0	0	0
Purchases, Sales, Issues and Settlements, Net	0	0	0	0
Gross Transfers in, assets	0	0	0	0
Gross Transfers out, assets	0	0	0	0
Balance End of Period	0	0	0	0
Equity securities available for sale | Preferred Stock | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0	0	0	0
Equity securities available for sale | Mutual Funds
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	0
Gross Transfers in, assets	0	1		1
Balance End of Period	0	1	0	1
Equity securities available for sale | Mutual Funds | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0
Other invested assets
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	5,075	5,824	5,650	5,930
Net Realized and Unrealized Gains (Losses) Included in Income	(52)	(7)	475	80
Other Comprehensive Income (Loss)	(90)	90	(639)	139
Purchases, Sales, Issues and Settlements, Net	64	65	(522)	99
Gross Transfers in, assets	15	83	113	168
Gross Transfers out, assets	(52)	(246)	(117)	(607)
Balance End of Period	4,960	5,809	4,960	5,809
Other invested assets | Trading Revenue
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets	0		0
Mortgage and other loans receivable
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	6		6
Purchases, Sales, Issues and Settlements, Net	5	0	5	6
Balance End of Period	11	$ 6	11	$ 6
Equity securities trading
Fair value assets and liabilities measured on recurring basis, unobservable input reconciliation calculation
Balance Beginning of Period	22		0
Gross Transfers in, assets			22
Balance End of Period	$ 22		22
Changes in Unrealized Gains (Losses) on Instruments Held at End of Period, assets			$ (2)