Long-termdebtfloatingrateinterestequaltoCompoundSOFR

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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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.

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- Definition

Weighted average interest rate of debt outstanding.

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No definition available.

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- Definition

The calculated weighted average interest rate for Federal Home Loan Bank advances for the period ended as of the Balance Sheet date.

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- Definition

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

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- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Borrowed Funds (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Sep. 06, 2034	Jun. 06, 2029	Dec. 31, 2023
Debt Instrument [Line Items]
Short-term borrowings	$ 750	$ 500
FHLB, Advances, maximum amount available	$ 92,900
Weighted-average interest rate	5.50%	6.30%			6.50%
Federal Home Loan Bank Advances
Debt Instrument [Line Items]
Short-term borrowings	$ 750	$ 500
Federal Home Loan Bank Advances
Debt Instrument [Line Items]
FHLB, average interest rate for the year	3.90%	4.60%
Parent Company \| Senior Notes \| Scenario, Forecast
Debt Instrument [Line Items]
Long-termdebtfloatingrateinterestequaltoCompoundSOFR			2.06%	1.49%
Parent Company \| Five point Seven Two Two Percent Senior Note due June Two Thousand Thirty \| Senior Notes
Debt Instrument [Line Items]
Stated interest rate	5.722%
Parent Company \| Five point Five Zero Two Percent Senior Note due Septmeber Two Thousand Thirty Five \| Senior Notes
Debt Instrument [Line Items]
Stated interest rate	5.502%
Parent Company \| Seven Point Seven Five Percent Subordinated Notes Due September Two Thousand Twenty Four \| Subordinated Debt
Debt Instrument [Line Items]
Stated interest rate	6.75%
Parent Company \| Two Point Two Five Percent Senior Notes Due April Two Thousand Twenty Five \| Senior Notes
Debt Instrument [Line Items]
Stated interest rate	2.25%