Loans - Collateral-dependent Loans by Class (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 3,656,034	$ 3,007,926
Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	45,691	17,764
Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	36,124	8,947
Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	3,032	2,444
Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	6,016	549
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	519	5,824
Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	580,819	493,005
Commercial and Industrial Loans | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	13,394	10,531
Commercial and Industrial Loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	4,392	1,716
Commercial and Industrial Loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	2,467	2,444
Commercial and Industrial Loans | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	6,016	549
Commercial and Industrial Loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	519	5,822
Commercial Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	1,938,528	1,530,677
Commercial Real Estate Loans | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	26,062	4,610
Commercial Real Estate Loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	26,025	4,610
Commercial Real Estate Loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	37	0
Commercial Real Estate Loans | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Commercial Real Estate Loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	387,764	358,150
Agricultural Loans | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	4,910	1,522
Agricultural Loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	4,386	1,522
Agricultural Loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	524	0
Agricultural Loans | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Agricultural Loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	55,700	55,345
Leases | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Leases | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Leases | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Leases | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Leases | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Home Equity Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	249,024	222,525
Home Equity Loans | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	496	441
Home Equity Loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	496	441
Home Equity Loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Home Equity Loans | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Home Equity Loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	86,522	70,302
Consumer Loans | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	10	8
Consumer Loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	6	6
Consumer Loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	4	0
Consumer Loans | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Consumer Loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	2
Credit Cards
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	15,537	14,357
Credit Cards | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Credit Cards | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Credit Cards | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Credit Cards | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Credit Cards | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Residential Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	342,140	263,565
Residential Mortgage Loans | Total
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	819	652
Residential Mortgage Loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	819	652
Residential Mortgage Loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Residential Mortgage Loans | Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Residential Mortgage Loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 0	$ 0