Fair Values - Detail of Loans and Lending Commitments at Fair Value and Unsettled Fair Value of Futures Contracts (Details) - Recurring - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Loans and lending commitments
Fair Value Measurements
Trading assets	$ 10,944	$ 8,661
Loans and lending commitments \| Commercial real estate
Fair Value Measurements
Trading assets	675	498
Loans and lending commitments \| Residential real estate
Fair Value Measurements
Trading assets	3,274	1,922
Loans and lending commitments \| Securities-based lending and Other loans
Fair Value Measurements
Trading assets	6,995	6,241
Futures Contracts
Fair Value Measurements
Derivative assets, unsettled fair value	$ 1,538	$ 1,914

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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+ Details

MORGAN STANLEY 10-K