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Loans - Aging of Past Due Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Total | $ 3,656,034 | $ 3,007,926
Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 16,770 | 11,490
30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 5,916 | 3,182
60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,648 | 808
Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 9,206 | 7,500
Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 3,639,264 | 2,996,436
Commercial and Industrial Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 580,819 | 493,005
Commercial and Industrial Loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 9,045 | 6,159
Commercial and Industrial Loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 137 | 12
Commercial and Industrial Loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,235 | 0
Commercial and Industrial Loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 7,673 | 6,147
Commercial and Industrial Loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 571,774 | 486,846
Commercial Real Estate Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,938,528 | 1,530,677
Commercial Real Estate Loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,724 | 896
Commercial Real Estate Loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 956 | 0
Commercial Real Estate Loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 133 | 5
Commercial Real Estate Loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 635 | 891
Commercial Real Estate Loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,936,804 | 1,529,781
Agricultural Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 387,764 | 358,150
Agricultural Loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,005 | 0
Agricultural Loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 1,005 | 0
Agricultural Loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 0
Agricultural Loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 0
Agricultural Loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 386,759 | 358,150
Leases |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 55,700 | 55,345
Leases | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 0
Leases | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 0
Leases | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 0
Leases | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 0
Leases | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 55,700 | 55,345
Home Equity Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 249,024 | 222,525
Home Equity Loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 734 | 479
Home Equity Loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 490 | 225
Home Equity Loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 28 | 229
Home Equity Loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 216 | 25
Home Equity Loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 248,290 | 222,046
Consumer Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 86,522 | 70,302
Consumer Loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 180 | 220
Consumer Loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 112 | 158
Consumer Loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 68 | 58
Consumer Loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 0 | 4
Consumer Loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 86,342 | 70,082
Credit Cards |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 15,537 | 14,357
Credit Cards | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 124 | 134
Credit Cards | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 56 | 61
Credit Cards | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 7 | 9
Credit Cards | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 61 | 64
Credit Cards | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 15,413 | 14,223
Residential Mortgage Loans |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 342,140 | 263,565
Residential Mortgage Loans | Total Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 3,958 | 3,602
Residential Mortgage Loans | 30-59 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 3,160 | 2,726
Residential Mortgage Loans | 60-89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 177 | 507
Residential Mortgage Loans | Greater Than 89 Days Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | 621 | 369
Residential Mortgage Loans | Loans Not Past Due |  |
Financing Receivable, Past Due [Line Items] |  |
Total | $ 338,182 | $ 259,963

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