EQUITY (Details - Shares Outstanding) - USD ($) $ / shares in Units, $ in Millions							9 Months Ended
	Sep. 30, 2019	Jun. 28, 2019	Mar. 29, 2019	Sep. 28, 2018	Jun. 28, 2018	Mar. 29, 2018	Sep. 30, 2019	Sep. 30, 2018	Feb. 13, 2019
The following table presents a roll forward of outstanding shares:
Shares, beginning of year							(1,040,062,063)
Shares, beginning of year							1,906,671,492
Shares, beginning of year							866,609,429
Issuances (in shares)							3,339,817
Shares repurchased							0	(18,000,000)
Shares, end of period	(1,036,722,246)						(1,036,722,246)
Shares, end of period	1,906,671,492						1,906,671,492
Shares, end of period	869,949,246						869,949,246
The following table presents record date, payment date and dividends paid per share on AIG Common Stock:
Dividend paid (in dollars per share)	$ 0.32	$ 0.32	$ 0.32	$ 0.32	$ 0.32	$ 0.32
Date of Shareholders of Record	Sep. 17, 2019	Jun. 14, 2019	Mar. 15, 2019	Sep. 17, 2018	Jun. 14, 2018	Mar. 15, 2018
Date Dividends Declared	Aug. 07, 2019	May 06, 2019	Feb. 13, 2019	Aug. 02, 2018	May 02, 2018	Feb. 08, 2018
Date Dividends To Be Paid	Sep. 30, 2019	Jun. 28, 2019	Mar. 29, 2019	Sep. 28, 2018	Jun. 28, 2018	Mar. 29, 2018
Authorized amount of common Stock share repurchase									$ 1,500
Aggregate remaining authorization amount of common Stock share repurchase	$ 2,000						$ 2,000
Payments for Repurchase of Common Stock							0	$ 994
Amount paid to purchase warrants							$ 0	$ 6
Warrants repurchased							0	366,253
Common Stock Issued
The following table presents a roll forward of outstanding shares:
Shares, beginning of year							1,906,671,492
Issuances (in shares)							0
Shares repurchased							0
Shares, end of period	1,906,671,492						1,906,671,492
Treasury Stock
The following table presents a roll forward of outstanding shares:
Shares, beginning of year							(1,040,062,063)
Issuances (in shares)							3,339,817
Shares repurchased							0
Shares, end of period	(1,036,722,246)						(1,036,722,246)