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Summary of Significant Accounting Policies (Details) | 12 Months Ended |
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Dec. 31, 2025 branch segment machine state | Dec. 31, 2024
Accounting Policies [Line Items] |  |
Number of retail branches | branch | 940 |
Number of ATMs | machine | 1,120 |
Number of states with ATMs | state | 15 |
Number of reportable business segments | 2 |
Number of days to designate the loan as nonaccrual for commercial loan payment due period | 90 days |
Number of days to designate commercial loans will be charged off in full or charged down to the fair value of the underlying collateral payment due period | 180 days |
Number of days to designate the loan as nonaccrual for consumer payment due period | 120 days |
Second lien home equity loan with associated first lien due period | 120 days |
Number of days to designate the charge-off policy for most consumer loans taking effect, payment due period | 120 days |
Number of days to designate home equity and residential mortgage loans to get charged down to the fair value of the underlying collateral payment due period | 180 days |
Number of days to designate charge-off policy for credit card loans and similar unsecured products taking effect, payment due period | 180 days |
Threshold period to return to accrual status | 6 months |
Number of loan segment portfolios | 2 |
Derivative Liability, Statement of Financial Position [Extensible Enumeration] | Accrued expense and other liabilities | Accrued expense and other liabilities
Amortization period of stock-based compensation awards | 5 years |
Vesting period for compensation cost | 4 years |
Stock Options |  |
Accounting Policies [Line Items] |  |
Options expiration years | 10 years |
Stock Options | One year after the grant date |  |
Accounting Policies [Line Items] |  |
Rate at which employee stock options granted to be exercisable | 25.00% |

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