Loans and Leases - Nonaccrual Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	$ 15,101	$ 26,018
Nonaccrual Loans and Leases	26,033	38,976
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	502	803
Nonaccrual Loans and Leases	533	1,775
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Commercial and industrial | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	502	803
Nonaccrual Loans and Leases	533	1,775
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	13,502	23,080
Nonaccrual Loans and Leases	13,893	23,627
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Commercial real estate | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	12,483	23,080
Nonaccrual Loans and Leases	12,766	23,509
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Commercial real estate | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	671
Nonaccrual Loans and Leases	671
Loans and Leases Past Due Over 89 Days and Accruing	0
Commercial real estate | Agriculture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	348	0
Nonaccrual Loans and Leases	456	118
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	1,096	2,132
Nonaccrual Loans and Leases	11,178	13,145
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Residential real estate | Home equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	380	767
Nonaccrual Loans and Leases	2,459	2,965
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Residential real estate | Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	716	1,365
Nonaccrual Loans and Leases	8,719	10,180
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Consumer and other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	1	3
Nonaccrual Loans and Leases	429	429
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Consumer and other | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	0	0
Nonaccrual Loans and Leases	183	260
Loans and Leases Past Due Over 89 Days and Accruing	0	0
Consumer and other | Indirect
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans and Leases with no ACL	1	3
Nonaccrual Loans and Leases	246	169
Loans and Leases Past Due Over 89 Days and Accruing	$ 0	$ 0