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v3.26.1

Segment Information - Reconciliation of Net Income (Loss) Attributable to AGL to Segment Adjusted Operating Income (Loss) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Segment Reporting Information [Line Items] |  |
Revenues | $ 261 | $ 345
Expenses | 227 | 169
Equity in Earnings (Losses) of Investees | 31 | 53
Less: Provision (benefit) for income taxes | (20) | 44
Less: Noncontrolling interest | (3) | 9
Net Income (Loss) Attributable to AGL | 88 | 176
Subtotal |  |
Segment Reporting Information [Line Items] |  |
Revenues |  | 265
Expenses |  | 106
Equity in Earnings (Losses) of Investees |  | 53
Less: Provision (benefit) for income taxes |  | 41
Less: Noncontrolling interest |  | 9
Net Income (Loss) Attributable to AGL |  | 162
Realized gains (losses) on investments |  |
Segment Reporting Information [Line Items] |  |
Revenues | (15) | (16)
Net Income (Loss) Attributable to AGL | (15) | (16)
Non-credit impairment-related fair value gains (losses) on credit derivatives |  |
Segment Reporting Information [Line Items] |  |
Revenues | (2) | 61
Net Income (Loss) Attributable to AGL | (2) | (2)
Fair value gains (losses) of freestanding derivatives in the Annuity Reinsurance segment |  |
Segment Reporting Information [Line Items] |  |
Revenues | (2) |
Net Income (Loss) Attributable to AGL | (2) |
Realized and unrealized fair value gains (losses) of the embedded derivative in funds withheld |  |
Segment Reporting Information [Line Items] |  |
Revenues | (2) |
Net Income (Loss) Attributable to AGL | (2) |
Fair value gains (losses) on CCS |  |
Segment Reporting Information [Line Items] |  |
Revenues | 6 | 2
Net Income (Loss) Attributable to AGL | 6 | 2
Foreign exchange gains (losses) on remeasurement of certain assets and liabilities |  |
Segment Reporting Information [Line Items] |  |
Revenues | (18) | 33
Net Income (Loss) Attributable to AGL | (18) | 33
Tax effect |  |
Segment Reporting Information [Line Items] |  |
Less: Provision (benefit) for income taxes | (6) | 3
Net Income (Loss) Attributable to AGL | 6 | (3)
Subtotal |  |
Segment Reporting Information [Line Items] |  |
Revenues | 294 |
Expenses | 227 |
Equity in Earnings (Losses) of Investees | 31 |
Less: Provision (benefit) for income taxes | (14) |
Less: Noncontrolling interest | (3) |
Net Income (Loss) Attributable to AGL | 115 |
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Revenues | 310 | 245
Expenses | 186 | 68
Equity in Earnings (Losses) of Investees | 14 | 43
Less: Provision (benefit) for income taxes | (8) | 40
Less: Noncontrolling interest | 0 | 0
Net Income (Loss) Attributable to AGL | 146 | 180
Operating Segments | Financial Guaranty |  |
Segment Reporting Information [Line Items] |  |
Revenues | 182 | 239
Expenses | 107 | 64
Equity in Earnings (Losses) of Investees | 8 | 30
Less: Provision (benefit) for income taxes | (19) | 37
Less: Noncontrolling interest | 0 | 0
Net Income (Loss) Attributable to AGL | 102 | 168
Operating Segments | Annuity Reinsurance Segment |  |
Segment Reporting Information [Line Items] |  |
Revenues | 10 |
Expenses | 11 |
Equity in Earnings (Losses) of Investees | 0 |
Less: Provision (benefit) for income taxes | (1) |
Less: Noncontrolling interest | 0 |
Net Income (Loss) Attributable to AGL | 0 |
Operating Segments | Asset Management |  |
Segment Reporting Information [Line Items] |  |
Revenues | 118 | 6
Expenses | 68 | 4
Equity in Earnings (Losses) of Investees | 6 | 13
Less: Provision (benefit) for income taxes | 12 | 3
Less: Noncontrolling interest | 0 | 0
Net Income (Loss) Attributable to AGL | 44 | 12
Corporate division |  |
Segment Reporting Information [Line Items] |  |
Revenues | 8 | 4
Expenses | 43 | 40
Equity in Earnings (Losses) of Investees | 19 | 16
Less: Provision (benefit) for income taxes | (1) | 0
Less: Noncontrolling interest | 0 | 0
Net Income (Loss) Attributable to AGL | (15) | (20)
Intersegment Eliminations |  |
Segment Reporting Information [Line Items] |  |
Revenues | (24) | 16
Expenses | (2) | (2)
Equity in Earnings (Losses) of Investees | (2) | (6)
Less: Provision (benefit) for income taxes | (5) | 1
Less: Noncontrolling interest | (3) | 9
Net Income (Loss) Attributable to AGL | (16) | 2
Intersegment Eliminations | Financial Guaranty |  |
Segment Reporting Information [Line Items] |  |
Revenues | 2 | 2
Intersegment Eliminations | Annuity Reinsurance Segment |  |
Segment Reporting Information [Line Items] |  |
Revenues | 0 |
Intersegment Eliminations | Asset Management |  |
Segment Reporting Information [Line Items] |  |
Revenues | $ 24 | 1
Reconciling items: |  |
Segment Reporting Information [Line Items] |  |
Expenses |  | $ 63

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