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Pay vs Performance Disclosure | 2 Months Ended | 10 Months Ended | 12 Months Ended
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Feb. 28, 2021 | Dec. 31, 2021 | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Pay vs Performance Disclosure |  |  |  |  |  |  |
Pay vs Performance Disclosure, Table |  |  |
| Summary Compensation Table Total for Peter Zaffino(1) ($) | Summary Compensation Table Total for Brian Duperreault(1) ($) | Compensation Actually Paid to Peter Zaffino(1),(2),(3) ($) | Compensation Actually Paid to Brian Duperreault(1),(2),(3) ($) | Average Summary Compensation Table Total for Non-PEO NEOs(1) ($) | Average Compensation Actually Paid to Non-PEO NEOs(1),(2),(3) ($) | Value of Initial Fixed $100 Investment based on:(4) | Net Income ($ Millions) | Accident Year Combined Ratio, as adjusted*(5) (%)
Year | TSR ($) | Peer Group TSR ($)
2024 | 24,638,373 |  | — |  | 33,931,497 |  | — |  | 6,493,761 |  | 6,722,095 |  | 161.81 |  | 227.67 |  | (926) |  | 88.2 |
2023 | 24,617,936 |  | — |  | 38,715,733 |  | — |  | 8,096,539 |  | 6,186,239 |  | 147.43 |  | 168.05 |  | 3,878 |  | 87.7 |
2022 | 75,314,199 |  | — |  | 90,844,101 |  | — |  | 9,077,342 |  | 12,293,363 |  | 134.37 |  | 151.65 |  | 11,273 |  | 88.7 |
2021 | 21,905,220 |  | 13,969,537 |  | 52,445,392 |  | 45,269,700 |  | 10,476,911 |  | 20,741,560 |  | 118.13 |  | 127.58 |  | 10,906 |  | 91.0 |
2020 | — |  | 18,810,374 |  | — |  | 14,041,042 |  | 12,890,475 |  | 10,890,203 |  | 76.75 |  | 106.96 |  | (5,829) |  | 94.1 |
Company Selected Measure Name |  |  | AYCR, as adjusted* |  |  |  |
Named Executive Officers, Footnote |  |  | Peter Zaffino has been our PEO since March 2021 and was a non-PEO named executive in 2020. Brian Duperreault was our PEO prior to March 2021. Our other NEOs consisted of: Keith Walsh (2024), Charles Fry (2024), Jonathan Hancock (2024), Claude Wade (2023, 2024), Sabra Purtill (2023, 2024), Kevin Hogan (2021, 2022, 2023), Shane Fitzsimons (2022, 2023), Lucy Fato (2020, 2021, 2022, 2023), Mark Lyons (2020, 2021, 2023), David McElroy (2021, 2022, 2023), Doug Dachille (2020, 2021). |  |  |  |
Peer Group Issuers, Footnote |  |  | The Peer Group TSR set forth in this table utilizes the S&P 500 Property & Casualty Insurance Index (S&P 500 Property & Casualty Insurance Index), which we also utilize in the stock performance graph required by Item 201(e) of Regulation S-K included in AIG's Annual Report on Form 10-K for the year ended December 31, 2024. The comparison assumes $100 was invested for the period starting December 31, 2019, through the end of the last listed year, in the Company and in the S&P 500 Property & Casualty Insurance Index, respectively. Historical stock performance is not necessarily indicative of future stock performance. |  |  |  |
Adjustment To PEO Compensation, Footnote |  |  | Compensation Actually Paid reflects the exclusions and inclusions of certain amounts for the PEOs and the Non-PEO NEOs as set forth below. Equity values are calculated in accordance with FASB ASC Topic 718. Amounts in the Exclusion of Stock Awards and Option Awards column reflect the amounts from the Stock Awards and Option Awards columns set forth in the applicable Summary Compensation Table.
Year | Summary Compensation Table Total for Peter Zaffino ($) | Exclusion of Change in Pension Value for Peter Zaffino ($) | Exclusion of Stock Awards and Option Awards for Peter Zaffino ($) | Inclusion of Pension Service Cost for Peter Zaffino ($) | Inclusion of Equity Values for Peter Zaffino ($) | Compensation Actually Paid to Peter Zaffino ($)
2024 | 24,638,373 |  | 0 |  | (13,839,931) |  | 0 |  | 23,133,055 |  | 33,931,497 |
Year | Average Summary Compensation Table Total for Non-PEO NEOs ($) | Average Exclusion of Change in Pension Value for Non-PEO NEOs ($) | Average Exclusion of Stock Awards and Option Awards for Non-PEO NEOs ($) | Average Inclusion of Pension Service Cost for Non-PEO NEOs ($) | Average Inclusion of Equity Values for Non-PEO NEOs ($) | Average Compensation Actually Paid to Non-PEO NEOs ($)
2024 | 6,493,761 |  | 0 |  | (2,478,474) |  | 0 |  | 2,706,808 |  | 6,722,095 |
The amounts in the Inclusion of Equity Values in the tables above are derived from the amounts set forth in the following tables. Please note that any columns included in the calculation of Compensation Actually Paid that contain a “0” did not have an amount in that category for that year.
Year | Year-End Fair Value of Equity Awards Granted During Year That Remained Unvested as of Last Day of Year for Peter Zaffino ($) | Change in Fair Value from Last Day of Prior Year to Last Day of Year of Unvested Equity Awards for Peter Zaffino ($) | Average Vesting-Date Fair Value of Equity Awards Granted During Year that Vested During Year for Peter Zaffino ($) | Change in Fair Value from Last Day of Prior Year to Vesting Date of Unvested Equity Awards that Vested During Year for Peter Zaffino ($) | Fair Value at Last Day of Prior Year of Equity Awards Forfeited During Year for Peter Zaffino ($) | Total - Inclusion of Equity Values for Peter Zaffino ($)
2024 | 14,318,534 |  | 8,264,203 |  | 0 |  | 550,318 |  | 0 |  | 23,133,055 |
Year | Average Year-End Fair Value of Equity Awards Granted During Year That Remained Unvested as of Last Day of Year for Non- PEO NEOs ($) | Average Change in Fair Value from Last Day of Prior Year to Last Day of Year of Unvested Equity Awards for Non-PEO NEOs ($) | Average Vesting-Date Fair Value of Equity Awards Granted During Year that Vested During Year for Non-PEO NEOs ($) | Average Change in Fair Value from Last Day of Prior Year to Vesting Date of Unvested Equity Awards that Vested During Year for Non- PEO NEOs ($) | Average Fair Value at Last Day of Prior Year of Equity Awards Forfeited During Year for Non-PEO NEOs ($) | Total - Average Inclusion of Equity Values for Non-PEO NEOs ($)
2024 | 2,531,854 |  | 98,695 |  | — |  | 76,259 |  | 0 |  | 2,706,808 |
Non-PEO NEO Average Total Compensation Amount |  |  | $ 6,493,761 | $ 8,096,539 | $ 9,077,342 | $ 10,476,911 | $ 12,890,475
Non-PEO NEO Average Compensation Actually Paid Amount |  |  | $ 6,722,095 | 6,186,239 | 12,293,363 | 20,741,560 | 10,890,203
Adjustment to Non-PEO NEO Compensation Footnote |  |  | Compensation Actually Paid reflects the exclusions and inclusions of certain amounts for the PEOs and the Non-PEO NEOs as set forth below. Equity values are calculated in accordance with FASB ASC Topic 718. Amounts in the Exclusion of Stock Awards and Option Awards column reflect the amounts from the Stock Awards and Option Awards columns set forth in the applicable Summary Compensation Table.
Year | Summary Compensation Table Total for Peter Zaffino ($) | Exclusion of Change in Pension Value for Peter Zaffino ($) | Exclusion of Stock Awards and Option Awards for Peter Zaffino ($) | Inclusion of Pension Service Cost for Peter Zaffino ($) | Inclusion of Equity Values for Peter Zaffino ($) | Compensation Actually Paid to Peter Zaffino ($)
2024 | 24,638,373 |  | 0 |  | (13,839,931) |  | 0 |  | 23,133,055 |  | 33,931,497 |
Year | Average Summary Compensation Table Total for Non-PEO NEOs ($) | Average Exclusion of Change in Pension Value for Non-PEO NEOs ($) | Average Exclusion of Stock Awards and Option Awards for Non-PEO NEOs ($) | Average Inclusion of Pension Service Cost for Non-PEO NEOs ($) | Average Inclusion of Equity Values for Non-PEO NEOs ($) | Average Compensation Actually Paid to Non-PEO NEOs ($)
2024 | 6,493,761 |  | 0 |  | (2,478,474) |  | 0 |  | 2,706,808 |  | 6,722,095 |
The amounts in the Inclusion of Equity Values in the tables above are derived from the amounts set forth in the following tables. Please note that any columns included in the calculation of Compensation Actually Paid that contain a “0” did not have an amount in that category for that year.
Year | Year-End Fair Value of Equity Awards Granted During Year That Remained Unvested as of Last Day of Year for Peter Zaffino ($) | Change in Fair Value from Last Day of Prior Year to Last Day of Year of Unvested Equity Awards for Peter Zaffino ($) | Average Vesting-Date Fair Value of Equity Awards Granted During Year that Vested During Year for Peter Zaffino ($) | Change in Fair Value from Last Day of Prior Year to Vesting Date of Unvested Equity Awards that Vested During Year for Peter Zaffino ($) | Fair Value at Last Day of Prior Year of Equity Awards Forfeited During Year for Peter Zaffino ($) | Total - Inclusion of Equity Values for Peter Zaffino ($)
2024 | 14,318,534 |  | 8,264,203 |  | 0 |  | 550,318 |  | 0 |  | 23,133,055 |
Year | Average Year-End Fair Value of Equity Awards Granted During Year That Remained Unvested as of Last Day of Year for Non- PEO NEOs ($) | Average Change in Fair Value from Last Day of Prior Year to Last Day of Year of Unvested Equity Awards for Non-PEO NEOs ($) | Average Vesting-Date Fair Value of Equity Awards Granted During Year that Vested During Year for Non-PEO NEOs ($) | Average Change in Fair Value from Last Day of Prior Year to Vesting Date of Unvested Equity Awards that Vested During Year for Non- PEO NEOs ($) | Average Fair Value at Last Day of Prior Year of Equity Awards Forfeited During Year for Non-PEO NEOs ($) | Total - Average Inclusion of Equity Values for Non-PEO NEOs ($)
2024 | 2,531,854 |  | 98,695 |  | — |  | 76,259 |  | 0 |  | 2,706,808 |
Compensation Actually Paid vs. Total Shareholder Return |  |  | Relationship Between PEO and Non-PEO NEO Compensation Actually Paid and Total Shareholder Return (TSR) The following chart sets forth the relationship between Compensation Actually Paid to our PEO, the Average Compensation Actually Paid to our Non-PEO NEOs, and the cumulative TSR over the five most recently completed fiscal years for the Company and the Peer Group. |  |  |  |
Compensation Actually Paid vs. Net Income |  |  | Relationship Between PEO and Non-PEO NEO Compensation Actually Paid and Net Income The following chart sets forth the relationship between Compensation Actually Paid to our PEOs, the Average Compensation Actually Paid to our Non-PEO NEOs, and our Net Income during the five most recently completed fiscal years. |  |  |  |
Compensation Actually Paid vs. Company Selected Measure |  |  | Relationship Between PEO and Non-PEO NEO Compensation Actually Paid and Company-Selected Measure The following chart sets forth the relationship between Compensation Actually Paid to our PEOs, the Average Compensation Actually Paid to our Non-PEO NEOs, and our AYCR, as adjusted*, during the five most recently completed fiscal years. |  |  |  |
Total Shareholder Return Vs Peer Group |  |  | Relationship Between PEO and Non-PEO NEO Compensation Actually Paid and Total Shareholder Return (TSR) The following chart sets forth the relationship between Compensation Actually Paid to our PEO, the Average Compensation Actually Paid to our Non-PEO NEOs, and the cumulative TSR over the five most recently completed fiscal years for the Company and the Peer Group. |  |  |  |
Tabular List, Table |  |  |
Accident Year Combined Ratio, as adjusted* | Diluted Adjusted After-tax Income Attributable to AIG Common Shareholders Per Share* | Adjusted Return on Equity* | Relative Total Shareholder Return
Total Shareholder Return Amount |  |  | $ 161.81 | 147.43 | 134.37 | 118.13 | 76.75
Peer Group Total Shareholder Return Amount |  |  | 227.67 | 168.05 | 151.65 | 127.58 | 106.96
Net Income (Loss) |  |  | $ (926,000,000) | $ 3,878,000,000 | $ 11,273,000,000 | $ 10,906,000,000 | $ (5,829,000,000)
Company Selected Measure Amount |  |  | 88.2 | 87.7 | 88.7 | 91.0 | 94.1
PEO Name | Brian Duperreault | Peter Zaffino | Peter Zaffino | Peter Zaffino | Peter Zaffino |  | Brian Duperreault
Additional 402(v) Disclosure |  |  | The amounts shown for Compensation Actually Paid have been calculated in accordance with Item 402(v) of Regulation S-K and do not reflect compensation actually earned, realized, or received by the Company’s NEOs. These amounts reflect the Summary Compensation Table Total with certain adjustments as described in footnote 3 below. We make adjustments to U.S. GAAP financial measures for purposes of this performance metric. See Appendix A for an explanation of how this metric is calculated from our audited financial statements. |  |  |  |
Measure:: 1 |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Name |  |  | Accident Year Combined Ratio, as adjusted* |  |  |  |
Non-GAAP Measure Description |  |  | We determined AYCR, as adjusted* to be the most important financial performance measure used to link Company performance to Compensation Actually Paid to our PEO and Non-PEO NEOs in 2024. We make adjustments to U.S. GAAP financial measures for purposes of this performance metric. See Appendix A for an explanation of how this metric is calculated from our audited financial statements. |  |  |  |
Measure:: 2 |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Name |  |  | Diluted Adjusted After-tax Income Attributable to AIG Common Shareholders Per Share* |  |  |  |
Measure:: 3 |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Name |  |  | Adjusted Return on Equity* |  |  |  |
Measure:: 4 |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Name |  |  | Relative Total Shareholder Return |  |  |  |
Zaffino [Member] |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
PEO Total Compensation Amount |  |  | $ 24,638,373 | $ 24,617,936 | $ 75,314,199 | $ 21,905,220 |
PEO Actually Paid Compensation Amount |  |  | 33,931,497 | $ 38,715,733 | $ 90,844,101 | 52,445,392 |
Duperreault [Member] |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
PEO Total Compensation Amount |  |  |  |  |  | 13,969,537 | $ 18,810,374
PEO Actually Paid Compensation Amount |  |  |  |  |  | $ 45,269,700 | $ 14,041,042
PEO | Zaffino [Member] | Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
PEO | Zaffino [Member] | Aggregate Pension Adjustments Service Cost |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
PEO | Zaffino [Member] | Equity Awards Adjustments |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
PEO | Zaffino [Member] | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | (13,839,931) |  |  |  |
PEO | Zaffino [Member] | Equity Awards Adjustments, Excluding Value Reported in Compensation Table |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 23,133,055 |  |  |  |
PEO | Zaffino [Member] | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 14,318,534 |  |  |  |
PEO | Zaffino [Member] | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 8,264,203 |  |  |  |
PEO | Zaffino [Member] | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
PEO | Zaffino [Member] | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 550,318 |  |  |  |
Non-PEO NEO | Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
Non-PEO NEO | Aggregate Pension Adjustments Service Cost |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
Non-PEO NEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | (2,478,474) |  |  |  |
Non-PEO NEO | Equity Awards Adjustments, Excluding Value Reported in Compensation Table |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 2,706,808 |  |  |  |
Non-PEO NEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 2,531,854 |  |  |  |
Non-PEO NEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 98,695 |  |  |  |
Non-PEO NEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 0 |  |  |  |
Non-PEO NEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | 76,259 |  |  |  |
Non-PEO NEO | Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year |  |  |  |  |  |  |
Pay vs Performance Disclosure |  |  |  |  |  |  |
Adjustment to Compensation, Amount |  |  | $ 0 |  |  |  |

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