INCOME TAXES (Details - Assessment of Deferred Tax Asset (liabilities) Valuation Allowance) - USD ($) $ in Millions		3 Months Ended								12 Months Ended
	Feb. 26, 2009	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Deferred Tax Assets, Liabilities [Line Items]
Change in valuation allowance		$ 40	$ 24	$ (8)	$ (13)	$ 87	$ (2)	$ 35	$ (37)
Continuing operations										$ 43	$ 83	$ 110
Deferred tax asset valuation allowance related to tax attributes that expired										0
Net deferred tax assets (liabilities) on a U.S. GAAP basis
Valuation allowance		(1,374)				(2,831)				(1,374)	(2,831)
Net deferred tax assets (liabilities)		13,813				20,712				13,813	20,712
Net foreign, state & local deferred tax assets		15,187				23,543				15,187	23,543
Net U.S, foreign, state & local deferred tax assets		14,033				21,332				14,033	21,332
Net foreign, state & local deferred tax liabilities		(4,464)				(6,634)				(4,464)	(6,634)
Non-Life Companies [Member]
Deferred Tax Assets, Liabilities [Line Items]
Deferred tax asset valuation allowance allocated to other comprehensive income										260
Life Insurance Companies [Member]
Deferred Tax Assets, Liabilities [Line Items]
Deferred tax asset valuation allowance allocated to other comprehensive income										468
Deferred tax asset - U.S. consolidated income tax group
Deferred Tax Assets, Liabilities [Line Items]
Change in valuation allowance										13,400	20,900
Continuing operations										10,600
Deferred tax asset valuation allowance recognized related to certain state, local and foreign jurisdictions										0
Net deferred tax assets (liabilities) on a U.S. GAAP basis
Net U.S. consolidated return group deferred tax assets		15,603				24,134				15,603	24,134
Net deferred tax assets (liabilities) in Accumulated other comprehensive income		(2,070)				(2,384)				(2,070)	(2,384)
Valuation allowance		(86)				(874)				(86)	(874)
Net deferred tax assets (liabilities)		13,447				20,876				13,447	20,876
Refund of taxes, interest and penalties sought	$ 306
Deferred tax liability - foreign, state and local
Net deferred tax assets (liabilities) on a U.S. GAAP basis
Valuation allowance		(1,288)				(1,957)				(1,288)	(1,957)
Net deferred tax assets (liabilities)		586				456				586	456
Net foreign, state & local deferred tax assets		1,874				2,413				1,874	2,413
Net foreign, state & local deferred tax liabilities		(220)				(620)				(220)	(620)
Net foreign, state & local deferred tax liabilities		$ 366				$ (164)				$ 366	$ (164)