Borrowings - Annual Maturities on Other Short-term Borrowings Outstanding (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
FHLB borrowings
FHLB borrowings, Total	$ 500	$ 1,850
Other short-term borrowings
Other short-term borrowings, 2026	13,219
Other short-term borrowings, 2027	726
Net Amounts Presented in the Condensed Consolidated Balance Sheets	13,945	$ 6,913
Total
Total 2026	13,719
Total 2027	726
Total	14,445
Secured Credit Facility \| Federal Home Loan Bank Advances
FHLB borrowings
FHLB borrowings, 2026	500
FHLB borrowings, 2027	0
FHLB borrowings, Total	$ 500

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Advance From Federal Home Loan Bank And Other Short-Term Borrowings, Maturity

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Advance From Federal Home Loan Bank And Other Short-Term Borrowings, Maturity, Remainder Of Fiscal Year

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Advance From Federal Home Loan Bank And Other Short-Term Borrowings, Maturity, Year One

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Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Amount of advance from Federal Home Loan Bank (FHLBank) maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of borrowings classified as other, maturing within one year or the normal operating cycle, if longer.

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