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v3.22.2.2

Loans and Allowance for Credit Losses (Narrative) (Details) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) Loan | Sep. 30, 2021 USD ($) Loan | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 USD ($)
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Accrued interest | $ 82,500,000 |  |  |  |  | $ 67,800,000
Base line economic forecast probability percentage | 25.00% |  |  |  |  |
Unemployment percentage rate forecast | 3.50% |  |  |  |  |
Labor force participation forecast percentage | 62.50% |  |  |  |  |
Prime age employment to population ratio above | 80.00% |  |  |  |  |
Federal funds rate description | Federal Funds rate will reach a target rate of 3.5% by the end of 2022, with the possibility of future rate increases; rate cuts not forecasted to begin until 2025 |  |  |  |  |
Nonaccrual loans | $ 39,807,000 |  |  |  |  | 55,523,000
TDRs both accruing and nonaccruing | 4,800,000 |  |  |  |  | 10,600,000
Unfunded commitment to borrowers related to modified TDR | 0 |  |  |  |  | 0
Loans held for sale | 33,008,000 |  |  |  |  | 93,069,000
Troubled Debt Restructurings [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Nonaccrual loans | 2,800,000 |  |  |  |  | 6,800,000
Reduced interest rate | 100,000 |  |  |  |  |
Troubled Debt Restructurings [Member] | Loans With Extended Amortization Terms Or Other Payment Concessions [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Extended terms and other payment concessions |  | $ 7,100,000 |  |  |  |
Troubled Debt Restructurings [Member] | Loans With Other Modifications [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Other modifications | $ 100,000 | $ 500,000 |  |  |  |
Slower Near-term Growth/Mild Recessionary Scenario S-2 [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses probability weighting percentage | 75.00% |  |  |  |  |
Description of decline in gross domestic product due to mild recession | As such, the S-2 scenario incorporates a mild recession beginning in the fourth quarter of 2022, spanning three quarters, with a peak-to-trough decline in GDP of about 1.4%. |  |  |  |  |
Downside Scenario S-1 [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Weighted average percentage of forecast |  | 50.00% |  |  |  |
Downside Scenario S-2 [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Weighted average percentage of forecast |  | 50.00% |  |  |  |
Forecast [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Unemployment percentage rate forecast |  |  | 4.90% | 6.10% | 4.00% |
Gross domestic product annual growth percentage |  |  | 2.60% | 1.40% | 1.60% |
Residential Mortgages [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Nonaccrual loans | $ 24,283,000 |  |  |  |  | 25,439,000
Loans carried at fair value option | 15,100,000 |  |  |  |  | 41,000,000.0
Unpaid principal balance | $ 15,300,000 |  |  |  |  | 40,100,000
Residential Mortgages [Member] | Troubled Debt Restructurings [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Number of TDRs subsequently defaulted | Loan | 1 | 1 |  |  |  |
Recorded Investment | $ 200,000 | $ 600,000 |  |  |  |
Consumer [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Nonaccrual loans | 6,523,000 |  |  |  |  | 11,887,000
Real estate in process of foreclosure | 4,500,000 |  |  |  |  | 4,400,000
Real estate acquired through foreclosure | $ 500,000 |  |  |  |  | 2,400,000
Consumer [Member] | Troubled Debt Restructurings [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Number of TDRs subsequently defaulted | Loan | 4 |  |  |  |  |
Total Commercial And Industrial [Member] | Total Commercial [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Nonaccrual loans | $ 6,765,000 |  |  |  |  | 11,895,000
Commercial Non-Real Estate [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Paycheck protection program loans | $ 75,700,000 |  |  |  |  | 531,100,000
Commercial Non-Real Estate [Member] | Troubled Debt Restructurings [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Number of TDRs subsequently defaulted | Loan | 3 |  |  |  |  |
Recorded Investment | $ 3,100,000 |  |  |  |  |
Commercial Non-Real Estate [Member] | Total Commercial And Industrial [Member] | Total Commercial [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Loans interest bearing rate | 1.00% |  |  |  |  |
Loans receivable percentage of origination fee description | These loans also earn an origination fee of 1%, 3%, or 5%, depending on the loan size, |  |  |  |  |
Nonaccrual loans | $ 4,528,000 |  |  |  |  | $ 6,974,000
Commercial Non-Real Estate [Member] | Total Commercial And Industrial [Member] | Minimum [Member] | Total Commercial [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Loans term | 2 years |  |  |  |  |
Loans percentage of origination fee | 1.00% |  |  |  |  |
Commercial Non-Real Estate [Member] | Total Commercial And Industrial [Member] | Maximum [Member] | Total Commercial [Member] |  |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |  |
Loans term | 5 years |  |  |  |  |
Loans percentage of origination fee | 5.00% |  |  |  |  |

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