INFORMATION PROVIDED IN CONNECTION WITH OUTSTANDING DEBT (Details - Condensed Consolidating Statements of Cash Flows) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	$ (10,359)	$ (968)
Cash flows from investing activities:
Sales of investments	26,709	16,242
Sales of divested businesses, net	24
Purchase of investments	(13,177)	(15,802)
Loans to subsidiaries - net	0	0
Contributions from (to) subsidiaries - net	0	0
Net change in restricted cash	(22)	(59)
Net change in short-term investments	1,250	(577)
Other, net	(297)	581
Net cash provided by (used in) investing activities	14,487	385
Cash flows from financing activities:
Issuance of long-term debt	151	3,289
Repayments of long-term debt	(602)	(958)
Issuance of Common Stock	0	0
Purchase of Common Stock	(3,585)	(3,486)
Intercompany loans - net		0
Cash dividends paid	(307)	(363)
Other, net	295	1,971
Net cash provided by (used in) financing activities	(4,048)	453
Effect of exchange rate changes on cash	(82)	0
Net increase (decrease) in cash	(2)	(130)
Cash at beginning of year	1,868	1,629	$ 1,629
Change in cash of businesses held for sale	52
Cash at end of year	1,918	1,499	1,868
Interest:
Third party	(354)	(362)
Intercompany	0	0
Taxes:
Income tax authorities	(68)	(39)
Intercompany	0	0
Aer Cap
Non-cash financing and investing activities:
Non-cash consideration received from sale		0
AIG (As Guarantor)
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	651	1,483
Cash flows from investing activities:
Sales of investments	2,699	392
Purchase of investments	(890)	(322)
Loans to subsidiaries - net	(56)	880
Contributions from (to) subsidiaries - net	206	644
Net change in restricted cash	0	0
Net change in short-term investments	1,470	(1,022)
Other, net	(5)	(127)
Net cash provided by (used in) investing activities	3,424	445
Cash flows from financing activities:
Issuance of long-term debt	0	2,986
Repayments of long-term debt	0	(710)
Issuance of Common Stock	0	0
Purchase of Common Stock	(3,585)	(3,486)
Intercompany loans - net	(183)	(180)
Cash dividends paid	(307)	(363)
Other, net	0	(173)
Net cash provided by (used in) financing activities	(4,075)	(1,926)
Effect of exchange rate changes on cash	0	0
Net increase (decrease) in cash	0	2
Cash at beginning of year	2	34	34
Cash at end of year	2	36	2
Interest:
Third party	(288)	(285)
Intercompany	0	0
Taxes:
Income tax authorities	(14)	(1)
Intercompany	1,090	182
Non-cash financing and investing activities:
Return of capital	0	0
Dividends received in the form of securities	150	697
Capital contributions	198	2,904
Consideration received from sale of shares	0	0
AIGLH
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	(23)	97
Cash flows from investing activities:
Sales of investments	0	0
Purchase of investments	0	0
Loans to subsidiaries - net	0	0
Contributions from (to) subsidiaries - net	0	0
Net change in restricted cash	0	0
Net change in short-term investments	0	0
Other, net	0	0
Net cash provided by (used in) investing activities	0	0
Cash flows from financing activities:
Issuance of long-term debt	0	0
Repayments of long-term debt	0	(26)
Issuance of Common Stock	0	0
Purchase of Common Stock	0	0
Intercompany loans - net	0	(3)
Cash dividends paid	0	(177)
Other, net	0	0
Net cash provided by (used in) financing activities	0	(206)
Effect of exchange rate changes on cash	0	0
Net increase (decrease) in cash	(23)	(109)
Cash at beginning of year	34	116	116
Cash at end of year	11	7	34
Interest:
Third party	(23)	(24)
Intercompany	0	0
Taxes:
Income tax authorities	0	0
Intercompany	0	0
Other Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	(10,938)	(1,481)
Cash flows from investing activities:
Sales of investments	26,492	17,004
Sales of divested businesses, net	24
Purchase of investments	(14,769)	(16,634)
Loans to subsidiaries - net	183	180
Contributions from (to) subsidiaries - net	0	0
Net change in restricted cash	(22)	(59)
Net change in short-term investments	(220)	445
Other, net	(292)	708
Net cash provided by (used in) investing activities	11,396	1,644
Cash flows from financing activities:
Issuance of long-term debt	151	303
Repayments of long-term debt	(602)	(222)
Proceeds from drawdown on the Department of the Treasury Commitment		0
Issuance of Common Stock	0	0
Purchase of Common Stock	0	0
Intercompany loans - net	56	(877)
Cash dividends paid	(49)	(890)
Other, net	89	1,500
Net cash provided by (used in) financing activities	(355)	(186)
Effect of exchange rate changes on cash	(82)	0
Net increase (decrease) in cash	21	(23)
Cash at beginning of year	1,832	1,479	1,479
Change in cash of businesses held for sale	52
Cash at end of year	1,905	1,456	$ 1,832
Interest:
Third party	(43)	(53)
Intercompany	0	0
Taxes:
Income tax authorities	(54)	(38)
Intercompany	(1,090)	(182)
Reclassification and Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities	(49)	(1,067)
Cash flows from investing activities:
Sales of investments	(2,482)	(1,154)
Purchase of investments	2,482	1,154
Loans to subsidiaries - net	(127)	(1,060)
Contributions from (to) subsidiaries - net	(206)	(644)
Net cash provided by (used in) investing activities	(333)	(1,704)
Cash flows from financing activities:
Issuance of long-term debt	0	0
Repayments of long-term debt	0	0
Proceeds from drawdown on the Department of the Treasury Commitment		0
Issuance of Common Stock	0	0
Intercompany loans - net	127	1,060
Cash dividends paid	49	1,067
Other, net	206	644
Net cash provided by (used in) financing activities	382	2,771
Interest:
Third party	0	0
Intercompany	0	0
Taxes:
Income tax authorities		0
Intercompany	$ 0	$ 0