SEGMENT INFORMATION (Details - Continuing operations by reportable segment) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Segment results
Total Revenues	$ 12,632	$ 11,779
Pre-tax operating income	1,727	(214)
Commercial Insurance
Segment results
Total Revenues	4,683	5,298
Pre-tax operating income	849	662
Consumer Insurance
Segment results
Total Revenues	5,942	5,891
Pre-tax operating income	1,048	704
Other Operations
Segment results
Total Revenues	1,090	998
Pre-tax operating income	(246)	(239)
Legacy Portfolio
Segment results
Total Revenues	1,084	681
Pre-tax operating income	342	(202)
Reportable Segments | Commercial Insurance | Liability And Financial Lines [Member]
Segment results
Total Revenues	2,848	3,311
Pre-tax operating income	574	569
Reportable Segments | Commercial Insurance | Property And Special Risks [Member]
Segment results
Total Revenues	1,835	1,987
Pre-tax operating income	275	93
Reportable Segments | Consumer Insurance | Individual Retirement [Member]
Segment results
Total Revenues	1,373	1,493
Pre-tax operating income	539	302
Reportable Segments | Consumer Insurance | Group Retirement [Member]
Segment results
Total Revenues	718	629
Pre-tax operating income	243	191
Reportable Segments | Consumer Insurance | Personal Insurance [Member]
Segment results
Total Revenues	2,838	2,816
Pre-tax operating income	212	210
Reportable Segments | Consumer Insurance | Life Insurance [Member]
Segment results
Total Revenues	1,013	953
Pre-tax operating income	54	1
Consolidation and Eliminations
Segment results
Total Revenues	(64)	(131)
Pre-tax operating income	48	20
Total AIG Consolidated revenues and pre-tax operating income (loss)
Segment results
Total Revenues	12,735	12,737
Pre-tax operating income	$ 2,041	$ 945