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Loans and Leases - Nonaccrual Loans (Details) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | $ 40,450,000 |  | $ 40,450,000 |  | $ 42,038,000
Nonaccrual Loans and Leases | 62,253,000 |  | 62,253,000 |  | 62,165,000
Loans and Leases Past Due Over 89 Days and Accruing | 215,000 |  | 215,000 |  | 101,000
Interest on nonaccrual loans | 0 | $ 0 | 0 | $ 0 |
Commercial and Industrial |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 44,000 |  | 44,000 |  | 0
Nonaccrual Loans and Leases | 2,921,000 |  | 2,921,000 |  | 2,273,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Commercial and Industrial | Other Financing Receivable |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 44,000 |  | 44,000 |  | 0
Nonaccrual Loans and Leases | 2,921,000 |  | 2,921,000 |  | 2,253,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Commercial Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 40,406,000 |  | 40,406,000 |  | 42,038,000
Nonaccrual Loans and Leases | 44,104,000 |  | 44,104,000 |  | 44,450,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Commercial Real Estate | Agriculture |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 137,000 |  | 137,000 |  | 170,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Commercial Real Estate | Other Financing Receivable |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 40,406,000 |  | 40,406,000 |  | 42,038,000
Nonaccrual Loans and Leases | 43,967,000 |  | 43,967,000 |  | 44,280,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Residential real estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 15,011,000 |  | 15,011,000 |  | 15,172,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Residential real estate | Home equity |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 3,470,000 |  | 3,470,000 |  | 3,230,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Residential real estate | Mortgages |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 11,541,000 |  | 11,541,000 |  | 11,942,000
Loans and Leases Past Due Over 89 Days and Accruing | 0 |  | 0 |  | 0
Consumer and other |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 217,000 |  | 217,000 |  | 270,000
Loans and Leases Past Due Over 89 Days and Accruing | 215,000 |  | 215,000 |  | 101,000
Consumer and other | Other Financing Receivable |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 195,000 |  | 195,000 |  | 230,000
Loans and Leases Past Due Over 89 Days and Accruing | 215,000 |  | 215,000 |  | 101,000
Consumer and other | Indirect |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases with no ACL | 0 |  | 0 |  | 0
Nonaccrual Loans and Leases | 22,000 |  | 22,000 |  | 40,000
Loans and Leases Past Due Over 89 Days and Accruing | $ 0 |  | $ 0 |  | $ 0

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