SEGMENT INFORMATION (Details - Continuing operations by reportable segment) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Segment results
Total Revenues	$ 11,712	$ 12,632
Adjusted pre-tax income (loss)	1,227	1,727
AIG Consolidation and Eliminations
Segment results
Total Revenues	(62)	(64)
Adjusted pre-tax income (loss)	11	48
Total AIG Consolidated adjusted revenues and adjusted pre-tax income (loss)
Segment results
Total Revenues	11,828	12,735
Adjusted pre-tax income (loss)	1,216	2,041
General Insurance | Reportable Segments
Segment results
Total Revenues	7,444	7,538
Adjusted pre-tax income (loss)	510	1,061
General Insurance | Reportable Segments | North America
Segment results
Total Revenues	3,340	3,840
Adjusted pre-tax income (loss)	320	828
General Insurance | Reportable Segments | International
Segment results
Total Revenues	4,104	3,698
Adjusted pre-tax income (loss)	190	233
Life and Retirement | Reportable Segments
Segment results
Total Revenues	3,460	3,703
Adjusted pre-tax income (loss)	892	898
Life and Retirement | Reportable Segments | Individual Retirement
Segment results
Total Revenues	1,361	1,373
Adjusted pre-tax income (loss)	499	539
Life and Retirement | Reportable Segments | Group Retirement
Segment results
Total Revenues	761	718
Adjusted pre-tax income (loss)	282	243
Life and Retirement | Reportable Segments | Life insurance
Segment results
Total Revenues	1,061	1,013
Adjusted pre-tax income (loss)	52	54
Life and Retirement | Reportable Segments | Institutional Markets
Segment results
Total Revenues	277	599
Adjusted pre-tax income (loss)	59	62
Other Operations
Segment results
Total Revenues	150	474
Adjusted pre-tax income (loss)	(342)	(308)
Legacy Portfolio
Segment results
Total Revenues	836	1,084
Adjusted pre-tax income (loss)	$ 145	$ 342