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v3.25.1

Commitments, Contingencies and Guarantees (Narrative) (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
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Long-term Purchase Commitment [Line Items] |  |
Fannie Mae DUS Servicing Portfolio, Amount | $ 7,200 | $ 7,000
Fannie Mae Servicing Portfolio, Other, Amount | 760 | 665
Maximum Quantifiable Fannie Mae Loss Share Guarantee | $ 2,500 | $ 2,400

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- Definition Maximum Quantifiable Fannie Mae Loss Share Guarantee + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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