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Fair Value Measurement - Quantitative Information - Assets (Details) - Level 3 - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2021
Valuation, Income Approach | Credit derivative liabilities, net |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair value | $ (147) | $ (154)
Valuation, Income Approach | Warehouse financing debt |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 16.00% |
Fair value | $ (19) | (23)
Valuation, Income Approach | Securitized borrowing |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Fair value | $ (21) | $ (17)
Minimum | Credit derivative liabilities, net |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Hedge cost (as a percent) | 0.179% | 0.08%
Bank profit (as a percent) | 0.537% | 0.00%
Minimum | Valuation, Income Approach | Warehouse financing debt |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) |  | 12.60%
Maximum | Credit derivative liabilities, net |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Hedge cost (as a percent) | 0.414% | 0.371%
Bank profit (as a percent) | 2.926% | 1.878%
Maximum | Valuation, Income Approach | Warehouse financing debt |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) |  | 16.00%
Weighted Average | Credit derivative liabilities, net |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Hedge cost (as a percent) | 0.256% | 0.126%
Bank profit (as a percent) | 1.029% | 0.679%
Weighted Average | Valuation, Income Approach | Warehouse financing debt |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) |  | 13.80%
Discount Margin | Valuation, Income Approach | Securitized borrowing |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 24.30% | 23.90%
Market multiple-enterprise value/revenue | Valuation, Market Approach | Liabilities of CIVs |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/revenue |  | 10.50
Market multiple-enterprise value/EBITDA | Minimum | Valuation, Market Approach | Securitized borrowing |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 10.00 |
Market multiple-enterprise value/EBITDA | Maximum | Valuation, Market Approach | Securitized borrowing |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 11.00 |
Market multiple-enterprise value/EBITDA | Weighted Average | Valuation, Market Approach | Securitized borrowing |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 10.67 |
Obligations of state and political subdivisions | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 51 | $ 72
Obligations of state and political subdivisions | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 6.90% | 4.40%
Obligations of state and political subdivisions | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 32.10% | 24.50%
Obligations of state and political subdivisions | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 9.40% | 6.20%
RMBS | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 184 | $ 216
RMBS | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 4.60% | 3.80%
RMBS | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 7.60% | 5.60%
RMBS | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 6.80% | 4.50%
RMBS | CPR | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 0.00% | 0.00%
RMBS | CPR | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 22.20% | 22.70%
RMBS | CPR | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 11.10% | 10.40%
RMBS | CDR | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 1.50% | 1.40%
RMBS | CDR | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 12.00% | 12.00%
RMBS | CDR | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 5.60% | 5.90%
RMBS | Loss severity | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 50.00% | 50.00%
RMBS | Loss severity | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 125.00% | 125.00%
RMBS | Loss severity | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 85.20% | 84.90%
Life insurance transactions | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 357 | $ 367
Yield (as a percent) | 8.80% | 5.00%
CLOs | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 420 | $ 458
CLOs | Discount Margin | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 1.80% | 0.00%
CLOs | Discount Margin | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 4.00% | 2.90%
CLOs | Discount Margin | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 2.90% | 1.80%
Others | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 28 | $ 38
Others | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 6.40% | 3.20%
Others | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 13.70% | 7.90%
Others | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 13.60% | 7.90%
FG VIEs' assets | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 223 | $ 260
FG VIEs' assets | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 2.90% | 1.40%
FG VIEs' assets | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 8.80% | 8.00%
FG VIEs' assets | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 5.60% | 4.60%
FG VIEs' assets | CPR | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 0.90% | 0.90%
FG VIEs' assets | CPR | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 25.90% | 24.50%
FG VIEs' assets | CPR | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 14.30% | 13.30%
FG VIEs' assets | CDR | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 1.00% | 1.40%
FG VIEs' assets | CDR | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 41.00% | 26.90%
FG VIEs' assets | CDR | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 7.60% | 7.60%
FG VIEs' assets | Loss severity | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 45.00% | 45.00%
FG VIEs' assets | Loss severity | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 100.00% | 100.00%
FG VIEs' assets | Loss severity | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate | 82.20% | 81.60%
Equity securities and warrants | Assets of Consolidated Investment Vehicles | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 258 | $ 239
Yield (as a percent) | 8.80% | 7.70%
Equity securities and warrants | Discount Margin | Assets of Consolidated Investment Vehicles | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 19.80% | 14.70%
Equity securities and warrants | Discount Margin | Assets of Consolidated Investment Vehicles | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 24.30% | 23.90%
Equity securities and warrants | Discount Margin | Assets of Consolidated Investment Vehicles | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 22.60% | 21.60%
Equity securities and warrants | Terminal growth rate | Assets of Consolidated Investment Vehicles | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 4.00% |
Equity securities and warrants | Market multiple-enterprise value/revenue | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Conditional prepayment rate |  | 185.00%
Equity securities and warrants | Market multiple-enterprise value/revenue | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/revenue | 1.10 |
Market multiple-price to earnings | 600.00% |
Equity securities and warrants | Market multiple-enterprise value/revenue | Minimum | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/revenue | 1.00 |
Conditional prepayment rate | 130.00% |
Equity securities and warrants | Market multiple-enterprise value/revenue | Maximum | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/revenue | 1.10 |
Conditional prepayment rate | 165.00% |
Equity securities and warrants | Market multiple-enterprise value/revenue | Weighted Average | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/revenue | 1.05 |
Conditional prepayment rate | 148.00% |
Equity securities and warrants | Market multiple-enterprise value/EBITDA | Minimum | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 3.00 | 3.00
Equity securities and warrants | Market multiple-enterprise value/EBITDA | Maximum | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 12.00 | 10.50
Equity securities and warrants | Market multiple-enterprise value/EBITDA | Weighted Average | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 10.34 | 8.95
Equity securities and warrants | Cost | Assets of Consolidated Investment Vehicles | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 100.00% |
Corporate securities | Assets of Consolidated Investment Vehicles | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 16.30% | 16.40%
Corporate securities | Discount Margin | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 90 | $ 91
Corporate securities | Discount Margin | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 20.80% | 14.70%
Corporate securities | Discount Margin | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 23.90% | 21.40%
Corporate securities | Discount Margin | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 22.00% | 17.80%
Corporate securities | Market multiple-enterprise value/EBITDA | Minimum | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 3.00 |
Corporate securities | Market multiple-enterprise value/EBITDA | Maximum | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 8.00 |
Corporate securities | Market multiple-enterprise value/EBITDA | Weighted Average | Valuation, Market Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Market multiple-enterprise value/EBITDA | 4.95 |
Corporate securities | Cost | Assets of Consolidated Investment Vehicles | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 100.00% |
Structured products | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 38 |
Structured products | Assets of Consolidated Investment Vehicles | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 11.00% |
Structured products | Assets of Consolidated Investment Vehicles | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 27.40% |
Structured products | Assets of Consolidated Investment Vehicles | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 16.10% |
Other | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total assets carried at fair value | $ 34 | $ 23
Term (years) | 10 years | 10 years
Other | Minimum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 4.70% | 2.70%
Other | Maximum | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 5.40% | 3.30%
Other | Weighted Average | Valuation, Income Approach |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Yield (as a percent) | 5.00% | 3.00%

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