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FAIR VALUE DISCLOSURES - Quantitative Information about Level 3 (Details) $ in Millions | 6 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2025 USD ($) | Dec. 31, 2024 USD ($) | Jun. 30, 2024 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Liability for market risk benefits | $ 10,187 | $ 11,810 | $ 12,612
Assets for market risk benefits | 776 | 863 | $ 799
Level 3 | Discounted cash flow | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
AB Contingent consideration payable | $ 8 | $ 9 |
Level 3 | Discounted cash flow | Discount Rate | Minimum | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Expected revenue growth and discount rate | 0.019 | 0.019 |
Level 3 | Discounted cash flow | Discount Rate | Maximum | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Expected revenue growth and discount rate | 0.019 | 0.104 |
Level 3 | Discounted cash flow | Discount Rate | Weighted Average | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Expected revenue growth and discount rate | 0.019 | 0.073 |
Level 3 | Discounted cash flow | Expected Revenue Growth Rate | Minimum | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Expected revenue growth and discount rate | 0.020 | 0.020 |
Level 3 | Discounted cash flow | Expected Revenue Growth Rate | Maximum | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Expected revenue growth and discount rate | 0.133 | 0.293 |
Level 3 | Discounted cash flow | Expected Revenue Growth Rate | Weighted Average | Alliance Bernstein |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Expected revenue growth and discount rate | 0.068 | 0.055 |
Level 3 | Corporate | Matrix pricing model |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of fixed maturities AFS |  | $ 402 |
Level 3 | Corporate | Matrix pricing model | Spread over Benchmark | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities |  | 0.0070 |
Level 3 | Corporate | Matrix pricing model | Spread over Benchmark | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities |  | 0.0220 |
Level 3 | Corporate | Matrix pricing model | Spread over Benchmark | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities |  | 0.0153 |
Level 3 | Corporate | Market comparable companies |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of fixed maturities AFS | $ 1,119 | $ 981 |
Level 3 | Corporate | Market comparable companies | EBITDA Multiples | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 4.6 | 4.7 |
Level 3 | Corporate | Market comparable companies | EBITDA Multiples | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 36.3 | 36.5 |
Level 3 | Corporate | Market comparable companies | EBITDA Multiples | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 13.9 | 12.2 |
Level 3 | Corporate | Market comparable companies | Discount Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.079 | 0.084 |
Level 3 | Corporate | Market comparable companies | Discount Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.197 | 0.349 |
Level 3 | Corporate | Market comparable companies | Discount Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.032 | 0.039 |
Level 3 | Corporate | Market comparable companies | Cash Flow Multiples | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 2.0 | 1.8 |
Level 3 | Corporate | Market comparable companies | Cash Flow Multiples | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 14.5 | 11.8 |
Level 3 | Corporate | Market comparable companies | Cash Flow Multiples | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 6.0 | 4.5 |
Level 3 | Corporate | Market comparable companies | Loan to Value | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | (0.003) | 0.000 |
Level 3 | Corporate | Market comparable companies | Loan to Value | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.547 | 0.564 |
Level 3 | Corporate | Market comparable companies | Loan to Value | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.091 | 0.150 |
Level 3 | Trading Securities, at Fair Value | Market comparable companies |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of fixed maturities AFS | $ 23 | $ 1 |
Level 3 | Trading Securities, at Fair Value | Market comparable companies | Cash Flow Multiples | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 8.5 | 8.4 |
Level 3 | Trading Securities, at Fair Value | Market comparable companies | Cash Flow Multiples | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 26.3 | 8.4 |
Level 3 | Trading Securities, at Fair Value | Market comparable companies | Cash Flow Multiples | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 16.2 | 8.4 |
Level 3 | Trading Securities, at Fair Value | Discounted cash flow |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of fixed maturities AFS | $ 75 | $ 75 |
Discount years | 7 years |  |
Level 3 | Trading Securities, at Fair Value | Discounted cash flow | Earnings/Revenue Multiple |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 8.6 | 8.6 |
Level 3 | Trading Securities, at Fair Value | Discounted cash flow | Discount Factor |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.100 | 0.100 |
Level 3 | Other equity investments | Discounted cash flow | Earnings/Revenue Multiple | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 4.3 |  |
Level 3 | Other equity investments | Discounted cash flow | Earnings/Revenue Multiple | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 14.5 |  |
Level 3 | Other equity investments | Discounted cash flow | Earnings/Revenue Multiple | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 7.9 |  |
Level 3 | Purchased MRB asset | Discounted cash flow |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of fixed maturities AFS | $ 5,543 | $ 7,376 |
Level 3 | Purchased MRB asset | Discounted cash flow | Lapse Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0024 | 0.0024 |
Level 3 | Purchased MRB asset | Discounted cash flow | Lapse Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.1305 | 0.1305 |
Level 3 | Purchased MRB asset | Discounted cash flow | Lapse Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0218 | 0.0217 |
Level 3 | Purchased MRB asset | Discounted cash flow | Withdrawal Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0006 | 0.0006 |
Level 3 | Purchased MRB asset | Discounted cash flow | Withdrawal Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.1165 | 0.1165 |
Level 3 | Purchased MRB asset | Discounted cash flow | Withdrawal Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0050 | 0.0048 |
Level 3 | Purchased MRB asset | Discounted cash flow | GMIB Utilization Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0004 | 0.0004 |
Level 3 | Purchased MRB asset | Discounted cash flow | GMIB Utilization Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.6670 | 0.6670 |
Level 3 | Purchased MRB asset | Discounted cash flow | GMIB Utilization Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0671 | 0.0675 |
Level 3 | Purchased MRB asset | Discounted cash flow | Non-Performance Risk | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0007 | 0.0033 |
Level 3 | Purchased MRB asset | Discounted cash flow | Non-Performance Risk | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0092 | 0.0093 |
Level 3 | Purchased MRB asset | Discounted cash flow | Non-Performance Risk | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0010 | 0.0034 |
Level 3 | Purchased MRB asset | Discounted cash flow | Volatility Rate - Equity | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.13 | 0.12 |
Level 3 | Purchased MRB asset | Discounted cash flow | Volatility Rate - Equity | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.31 | 0.29 |
Level 3 | Purchased MRB asset | Discounted cash flow | Volatility Rate - Equity | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.23 | 0.23 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 0 - 40 | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0001 | 0.0001 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 0 - 40 | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0017 | 0.0017 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 0 - 40 | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0335 | 0.0336 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 41 - 60 | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0006 | 0.0006 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 41 - 60 | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0052 | 0.0052 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 61 - 115 | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.0032 | 0.0032 |
Level 3 | Purchased MRB asset | Discounted cash flow | Mortality | Ages 61 - 115 | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Percentage measurement input of equity securities | 0.4120 | 0.4120 |
Level 3 | Direct MRB | Discounted cash flow |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Direct MRB | $ 9,411 | $ 10,947 |
Level 3 | Direct MRB | Discounted cash flow | Lapse Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0024 | 0.0024 |
Level 3 | Direct MRB | Discounted cash flow | Lapse Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.3618 | 0.3618 |
Level 3 | Direct MRB | Discounted cash flow | Lapse Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0372 | 0.0357 |
Level 3 | Direct MRB | Discounted cash flow | Withdrawal Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0000 | 0.0000 |
Level 3 | Direct MRB | Discounted cash flow | Withdrawal Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.1165 | 0.1165 |
Level 3 | Direct MRB | Discounted cash flow | Withdrawal Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0057 | 0.0058 |
Level 3 | Direct MRB | Discounted cash flow | Non-Performance Risk |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0105 | 0.0094 |
Level 3 | Direct MRB | Discounted cash flow | Non-Performance Risk | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0105 | 0.0094 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 0 - 40 | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0001 | 0.0001 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 0 - 40 | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0017 | 0.0017 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 0 - 40 | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0292 | 0.0300 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 41 - 60 | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0006 | 0.0006 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 41 - 60 | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0052 | 0.0052 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 61 - 115 | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0032 | 0.0032 |
Level 3 | Direct MRB | Discounted cash flow | Mortality | Ages 61 - 115 | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.4120 | 0.4120 |
Level 3 | Direct MRB | Discounted cash flow | Annuitization Rate | Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0004 | 0.0004 |
Level 3 | Direct MRB | Discounted cash flow | Annuitization Rate | Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 1.0000 | 1.0000 |
Level 3 | Direct MRB | Discounted cash flow | Annuitization Rate | Weighted Average |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Measurement input of servicing liability | 0.0509 | 0.0515 |

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