SEGMENT INFORMATION (Details - Continuing operations by reportable segment) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment results
Total Revenues	$ 12,502	$ 14,724	$ 25,134	$ 26,503
Pre-tax operating income	1,667	2,858	3,394	2,644
Consolidation and Eliminations
Segment results
Total Revenues	(54)	(131)	(118)	(262)
Pre-tax operating income	28	(14)	76	6
Total AIG Consolidated revenues and pre-tax operating income (loss)
Segment results
Total Revenues	12,496	13,569	25,231	26,306
Pre-tax operating income	2,133	1,920	4,174	2,865
Commercial Insurance
Segment results
Total Revenues	4,533	5,544	9,216	10,842
Pre-tax operating income	716	941	1,565	1,603
Commercial Insurance | Reportable Segments | Liability And Financial Lines [Member]
Segment results
Total Revenues	2,747	3,428	5,595	6,739
Pre-tax operating income	586	815	1,160	1,384
Commercial Insurance | Reportable Segments | Property And Special Risks [Member]
Segment results
Total Revenues	1,786	2,116	3,621	4,103
Pre-tax operating income	130	126	405	219
Consumer Insurance
Segment results
Total Revenues	5,980	6,132	11,922	12,023
Pre-tax operating income	1,260	948	2,308	1,652
Consumer Insurance | Reportable Segments | Individual Retirement [Member]
Segment results
Total Revenues	1,383	1,509	2,756	3,002
Pre-tax operating income	558	505	1,097	807
Consumer Insurance | Reportable Segments | Group Retirement [Member]
Segment results
Total Revenues	696	707	1,414	1,336
Pre-tax operating income	266	265	509	456
Consumer Insurance | Reportable Segments | Life Insurance [Member]
Segment results
Total Revenues	1,030	988	2,043	1,941
Pre-tax operating income	106	26	160	27
Consumer Insurance | Reportable Segments | Personal Insurance [Member]
Segment results
Total Revenues	2,871	2,928	5,709	5,744
Pre-tax operating income	330	152	542	362
Other Operations
Segment results
Total Revenues	899	1,014	1,989	2,012
Pre-tax operating income	(302)	(162)	(548)	(401)
Legacy Portfolio
Segment results
Total Revenues	1,138	1,010	2,222	1,691
Pre-tax operating income	$ 431	$ 207	$ 773	$ 5