Short-Term Borrowings (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Secured Debt, Repurchase Agreements
Carrying amount of securities sold under repurchase agreements with customers	$ 280,700	$ 254,700
Carrying amount of the securities pledged to collateralize repurchase agreements	8,395,044	6,798,876
Federal funds purchased	398,680	260,191
Letter of credit outstanding	2,300
Loans	46,143,042	33,437,647
FRB Borrowings
Secured Debt, Repurchase Agreements
Debt Instrument Collateral Amount	1,800,000
Letter of credit outstanding	0	0
Maximum borrowing capacity	1,800,000
Loans	2,700,000
FHLB Advances
Secured Debt, Repurchase Agreements
Outstanding advances	0	0
Debt Instrument Collateral Amount	9,600,000
Amount of cash pledged as collateral	150,500
Unused net credit available with the FHLB	9,800,000
Debt Instrument Unused Borrowing Capacity Amount	$ 9,800,000
Asset Pledged as Collateral \| FRB Borrowings
Secured Debt, Repurchase Agreements
Financing Receivable, Pledging Purpose [Extensible Enumeration]	Federal funds purchased
Asset Pledged as Collateral \| FHLB Advances
Secured Debt, Repurchase Agreements
Debt Instrument Collateral Amount	$ 18,200,000
Amount of cash pledged as collateral	177,000
Asset Pledged as Collateral \| Securities sold under agreements to repurchase
Secured Debt, Repurchase Agreements
Carrying amount of the securities pledged to collateralize repurchase agreements	$ 336,600	$ 370,400

The amount of cash pledged as collateral.

No definition available.

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- Definition

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 assets pledged to secure a debt instrument.

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Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

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Amount of short term borrowing where a bank borrows, at the federal funds rate, from another bank.

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Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).

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- Definition

Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Indicates pledging purpose of financing receivable.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all investments.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Carrying value, as of the balance sheet date, of securities sold under agreements to repurchase where the transferor maintains effective control over the assets, accounting for them as secured debt.

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