SHARE-BASED AND OTHER COMPENSATION PLANS (Details 2) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended					1 Months Ended				8 Months Ended	12 Months Ended		12 Months Ended
	Dec. 31, 2013 Deferred stock units (DSUs)	Dec. 31, 2012 Deferred stock units (DSUs)	Dec. 31, 2011 Deferred stock units (DSUs)	Dec. 31, 2013 Performance share units	Dec. 31, 2013 2013 Omnibus Incentive Plan	Mar. 31, 2013 AIG 2013 Long Term Incentive Plan Performance share units item	Mar. 31, 2013 AIG 2013 Long Term Incentive Plan Performance share units Maximum	Mar. 31, 2013 AIG 2013 Long Term Incentive Plan Performance share units Minimum	Mar. 31, 2013 AIG 2013 Long Term Incentive Plan Performance share units Vesting on January 1 from the next three years of immediately following the end of the performance period	Dec. 31, 2013 AIG 2010 Stock Incentive Plan	Dec. 31, 2013 AIG 2010 Stock Incentive Plan	Dec. 31, 2010 AIG 2010 Stock Incentive Plan	Dec. 31, 2013 SICO Plans
Other Share-Settled Awards Under Share-Based Plans
Common stock reserved for future grant					45,000,000
Number of shares reserved for future grants					55,618,617
Total number of shares of common stock permitted to be issued under the plan												60,000,000
Reduction in the number of shares available for grants					1						1
Performance period						3 years
Weight used to calculate performance measure (as a percent)						50.00%
Percentage of performance period depending on which actual number of awards can be earned							150.00%	0.00%
Number of installments						3
Shares granted under the plans	25,735	19,434	21,203							0
Vesting period, from date of grant							5 years		2 years
Completion of age of the employee after which the awards can be vested													65 years
Payments for various benefits provided under the plan													$ 0
Assumptions used to estimate the fair value of PSUs based on AIG's TSR
Expected dividend yield (as a percent)				0.38%
Expected volatility (as a percent)				30.79%
Risk-free interest rate (as a percent)				0.50%