SEGMENT INFORMATION (Details - Schedule of continuing operations by operating segment) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting Information [Line Items]
Total Revenues	$ 14,454	$ 14,443
Adjusted Pre-tax Income (Loss)	4,728	2,558
Total
Segment Reporting Information [Line Items]
Total Revenues	10,762	11,127
Adjusted Pre-tax Income (Loss)	1,256	180
General Insurance | Reportable Segments
Segment Reporting Information [Line Items]
Total Revenues	6,638	6,667
Adjusted Pre-tax Income (Loss)	845	501
General Insurance | Reportable Segments | North America
Segment Reporting Information [Line Items]
Total Revenues	2,388	2,731
Adjusted Pre-tax Income (Loss)	(202)	(103)
General Insurance | Reportable Segments | International
Segment Reporting Information [Line Items]
Total Revenues	3,478	3,348
Adjusted Pre-tax Income (Loss)	275	16
General Insurance | Reportable Segments | Net Investment Income
Segment Reporting Information [Line Items]
Total Revenues	772	588
Adjusted Pre-tax Income (Loss)	772	588
Life and Retirement | Reportable Segments
Segment Reporting Information [Line Items]
Total Revenues	3,980	4,286
Adjusted Pre-tax Income (Loss)	941	601
Life and Retirement | Reportable Segments | Individual Retirement
Segment Reporting Information [Line Items]
Total Revenues	1,477	1,368
Adjusted Pre-tax Income (Loss)	532	305
Life and Retirement | Reportable Segments | Group Retirement
Segment Reporting Information [Line Items]
Total Revenues	806	694
Adjusted Pre-tax Income (Loss)	307	143
Life and Retirement | Reportable Segments | Life Insurance
Segment Reporting Information [Line Items]
Total Revenues	1,333	1,200
Adjusted Pre-tax Income (Loss)	(40)	78
Life and Retirement | Reportable Segments | Institutional Markets
Segment Reporting Information [Line Items]
Total Revenues	364	1,024
Adjusted Pre-tax Income (Loss)	142	75
Other Operations
Segment Reporting Information [Line Items]
Total Revenues	144	174
Adjusted Pre-tax Income (Loss)	(530)	(922)
Other Operations | Reportable Segments
Segment Reporting Information [Line Items]
Total Revenues	324	315
Adjusted Pre-tax Income (Loss)	(354)	(835)
Other Operations | AIG Consolidation and Elimination
Segment Reporting Information [Line Items]
Total Revenues	(180)	(141)
Adjusted Pre-tax Income (Loss)	$ (176)	$ (87)