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Allowance for Credit Losses - Credit Quality Indicators by Commercial and Industrial Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans | $ 5,075,467 | $ 5,260,327
Commercial and industrial | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 124,331 | 93,073
Year two | 59,786 | 73,311
Year three | 54,613 | 57,468
Year four | 42,768 | 62,111
Year five | 35,926 | 35,739
Prior | 240,123 | 302,038
Revolving Loans Amortized Cost Basis | 131,535 | 152,946
Revolving Loans Converted to Term | 10,039 | 16,301
Total Loans | 699,121 | 792,987
Commercial and industrial | Other | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 123,996 | 91,597
Year two | 58,432 | 72,639
Year three | 54,116 | 56,191
Year four | 42,093 | 60,714
Year five | 35,725 | 33,402
Prior | 239,093 | 301,027
Revolving Loans Amortized Cost Basis | 125,476 | 149,969
Revolving Loans Converted to Term | 10,039 | 16,301
Total Loans | 688,970 | 781,840
Commercial and industrial | Other | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 156 | 1,064
Year two | 770 | 367
Year three | 450 | 344
Year four | 100 | 912
Year five | 201 | 2,045
Prior | 393 | 228
Revolving Loans Amortized Cost Basis | 1,417 | 1,331
Revolving Loans Converted to Term | 0 | 0
Total Loans | 3,487 | 6,291
Commercial and industrial | Other | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 179 | 412
Year two | 584 | 305
Year three | 47 | 933
Year four | 575 | 485
Year five | 0 | 292
Prior | 637 | 783
Revolving Loans Amortized Cost Basis | 4,642 | 1,646
Revolving Loans Converted to Term | 0 | 0
Total Loans | 6,664 | 4,856
Commercial and industrial | PPP loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 71,260 | 291,252
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 71,260 | 291,252
Commercial and industrial | PPP loans | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 71,260 | 291,252
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 71,260 | 291,252
Commercial and industrial | PPP loans | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 0 | 0
Commercial and industrial | PPP loans | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 0 | 0
Commercial and industrial | Agriculture |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 8,573 | 11,635
Year two | 6,867 | 8,088
Year three | 5,711 | 11,190
Year four | 10,159 | 7,462
Year five | 6,960 | 3,539
Prior | 5,502 | 4,907
Revolving Loans Amortized Cost Basis | 54,805 | 46,328
Revolving Loans Converted to Term | 595 | 1,340
Total Loans | 99,172 | 94,489
Commercial and industrial | Agriculture | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 8,573 | 11,536
Year two | 6,782 | 8,005
Year three | 5,700 | 11,162
Year four | 10,136 | 6,531
Year five | 6,867 | 3,539
Prior | 3,186 | 2,599
Revolving Loans Amortized Cost Basis | 53,145 | 41,936
Revolving Loans Converted to Term | 595 | 1,340
Total Loans | 94,984 | 86,648
Commercial and industrial | Agriculture | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 28
Year four | 23 | 729
Year five | 0 | 0
Prior | 0 | 0
Revolving Loans Amortized Cost Basis | 0 | 2,080
Revolving Loans Converted to Term | 0 | 0
Total Loans | 23 | 2,837
Commercial and industrial | Agriculture | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 99
Year two | 85 | 83
Year three | 11 | 0
Year four | 0 | 202
Year five | 93 | 0
Prior | 2,316 | 2,308
Revolving Loans Amortized Cost Basis | 1,660 | 2,312
Revolving Loans Converted to Term | 0 | 0
Total Loans | 4,165 | 5,004
Commercial real estate | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 329,356 | 278,782
Year two | 273,443 | 264,280
Year three | 263,300 | 256,658
Year four | 207,727 | 248,313
Year five | 223,667 | 330,041
Prior | 892,837 | 727,711
Revolving Loans Amortized Cost Basis | 45,044 | 33,622
Revolving Loans Converted to Term | 43,225 | 64,903
Total Loans | 2,278,599 | 2,204,310
Commercial real estate | Other | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 325,874 | 278,747
Year two | 271,680 | 246,331
Year three | 249,266 | 232,651
Year four | 201,992 | 237,487
Year five | 212,991 | 290,106
Prior | 810,713 | 664,027
Revolving Loans Amortized Cost Basis | 44,264 | 33,117
Revolving Loans Converted to Term | 43,225 | 64,903
Total Loans | 2,160,005 | 2,047,369
Commercial real estate | Other | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 35
Year two | 1,763 | 13,016
Year three | 11,772 | 5,612
Year four | 3,217 | 4,654
Year five | 2,167 | 34,310
Prior | 61,723 | 46,074
Revolving Loans Amortized Cost Basis | 358 | 203
Revolving Loans Converted to Term | 0 | 0
Total Loans | 81,000 | 103,904
Commercial real estate | Other | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 3,482 | 0
Year two | 0 | 4,933
Year three | 2,262 | 18,395
Year four | 2,518 | 6,172
Year five | 8,509 | 5,625
Prior | 20,401 | 17,610
Revolving Loans Amortized Cost Basis | 422 | 302
Revolving Loans Converted to Term | 0 | 0
Total Loans | 37,594 | 53,037
Commercial real estate | Agriculture |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 23,151 | 24,400
Year two | 22,335 | 35,081
Year three | 28,943 | 45,094
Year four | 41,103 | 25,499
Year five | 23,195 | 18,847
Prior | 52,412 | 46,092
Revolving Loans Amortized Cost Basis | 1,984 | 1,251
Revolving Loans Converted to Term | 2,850 | 5,602
Total Loans | 195,973 | 201,866
Commercial real estate | Agriculture | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 23,151 | 22,440
Year two | 21,856 | 35,081
Year three | 28,943 | 44,519
Year four | 41,064 | 22,356
Year five | 23,195 | 17,081
Prior | 50,809 | 44,559
Revolving Loans Amortized Cost Basis | 1,949 | 919
Revolving Loans Converted to Term | 2,850 | 5,602
Total Loans | 193,817 | 192,557
Commercial real estate | Agriculture | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 1,960
Year two | 479 | 0
Year three | 0 | 575
Year four | 0 | 1,366
Year five | 0 | 1,053
Prior | 350 | 6
Revolving Loans Amortized Cost Basis | 35 | 49
Revolving Loans Converted to Term | 0 | 0
Total Loans | 864 | 5,009
Commercial real estate | Agriculture | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 39 | 1,777
Year five | 0 | 713
Prior | 1,253 | 1,527
Revolving Loans Amortized Cost Basis | 0 | 283
Revolving Loans Converted to Term | 0 | 0
Total Loans | 1,292 | 4,300
Commercial real estate | Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 12,840 | 14,465
Year two | 10,025 | 20,705
Year three | 16,325 | 7,999
Year four | 7,542 | 2,478
Year five | 1,274 | 1,879
Prior | 7,202 | 7,473
Revolving Loans Amortized Cost Basis | 113,337 | 86,966
Revolving Loans Converted to Term | 10,037 | 21,051
Total Loans | 178,582 | 163,016
Commercial real estate | Construction | Pass |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 12,840 | 14,465
Year two | 10,025 | 20,705
Year three | 16,325 | 7,999
Year four | 7,542 | 2,478
Year five | 1,274 | 1,879
Prior | 6,559 | 6,682
Revolving Loans Amortized Cost Basis | 112,537 | 85,513
Revolving Loans Converted to Term | 10,037 | 21,051
Total Loans | 177,139 | 160,772
Commercial real estate | Construction | Special Mention |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 0 | 467
Revolving Loans Amortized Cost Basis | 0 | 1,453
Revolving Loans Converted to Term | 0 | 0
Total Loans | 0 | 1,920
Commercial real estate | Construction | Substandard |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 0
Year three | 0 | 0
Year four | 0 | 0
Year five | 0 | 0
Prior | 643 | 324
Revolving Loans Amortized Cost Basis | 800 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 1,443 | 324
Residential real estate | Home equity |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 2,033 | 1,440
Year two | 1,142 | 2,782
Year three | 3,057 | 1,052
Year four | 1,600 | 2,120
Year five | 1,572 | 916
Prior | 3,748 | 1,612
Revolving Loans Amortized Cost Basis | 163,469 | 190,861
Revolving Loans Converted to Term | 6,050 | 44
Total Loans | 182,671 | 200,827
Residential real estate | Home equity | Performing |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 2,033 | 1,440
Year two | 1,142 | 2,764
Year three | 3,041 | 1,052
Year four | 1,600 | 2,120
Year five | 1,572 | 722
Prior | 3,144 | 1,106
Revolving Loans Amortized Cost Basis | 161,630 | 188,614
Revolving Loans Converted to Term | 6,050 | 44
Total Loans | 180,212 | 197,862
Residential real estate | Home equity | Nonperforming |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 18
Year three | 16 | 0
Year four | 0 | 0
Year five | 0 | 194
Prior | 604 | 506
Revolving Loans Amortized Cost Basis | 1,839 | 2,247
Revolving Loans Converted to Term | 0 | 0
Total Loans | 2,459 | 2,965
Residential real estate | Residential Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 324,967 | 305,476
Year two | 282,202 | 193,801
Year three | 162,815 | 123,660
Year four | 98,480 | 156,405
Year five | 124,914 | 179,553
Prior | 282,193 | 262,861
Revolving Loans Amortized Cost Basis | 14,135 | 11,787
Revolving Loans Converted to Term | 1,205 | 1,617
Total Loans | 1,290,911 | 1,235,160
Residential real estate | Residential Real Estate | Performing |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 324,967 | 305,476
Year two | 282,202 | 193,543
Year three | 162,574 | 123,205
Year four | 97,778 | 155,699
Year five | 124,221 | 178,149
Prior | 275,133 | 255,556
Revolving Loans Amortized Cost Basis | 14,112 | 11,735
Revolving Loans Converted to Term | 1,205 | 1,617
Total Loans | 1,282,192 | 1,224,980
Residential real estate | Residential Real Estate | Nonperforming |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 0 | 258
Year three | 241 | 455
Year four | 702 | 706
Year five | 693 | 1,404
Prior | 7,060 | 7,305
Revolving Loans Amortized Cost Basis | 23 | 52
Revolving Loans Converted to Term | 0 | 0
Total Loans | 8,719 | 10,180
Consumer and other | Direct |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 20,653 | 14,845
Year two | 10,744 | 11,201
Year three | 9,441 | 8,178
Year four | 5,659 | 6,644
Year five | 4,861 | 2,854
Prior | 10,602 | 10,842
Revolving Loans Amortized Cost Basis | 5,436 | 6,835
Revolving Loans Converted to Term | 0 | 0
Total Loans | 67,396 | 61,399
Consumer and other | Direct | Performing |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 20,653 | 14,840
Year two | 10,735 | 11,127
Year three | 9,397 | 8,011
Year four | 5,542 | 6,632
Year five | 4,849 | 2,854
Prior | 10,602 | 10,840
Revolving Loans Amortized Cost Basis | 5,435 | 6,835
Revolving Loans Converted to Term | 0 | 0
Total Loans | 67,213 | 61,139
Consumer and other | Direct | Nonperforming |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 5
Year two | 9 | 74
Year three | 44 | 167
Year four | 117 | 12
Year five | 12 | 0
Prior | 0 | 2
Revolving Loans Amortized Cost Basis | 1 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 183 | 260
Consumer and other | Indirect |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 1,809 | 1,424
Year two | 856 | 1,945
Year three | 960 | 3,371
Year four | 587 | 1,135
Year five | 363 | 418
Prior | 80 | 108
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 4,655 | 8,401
Consumer and other | Indirect | Performing |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 1,809 | 1,424
Year two | 854 | 1,878
Year three | 812 | 3,327
Year four | 506 | 1,128
Year five | 362 | 382
Prior | 66 | 93
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | 4,409 | 8,232
Consumer and other | Indirect | Nonperforming |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Year one | 0 | 0
Year two | 2 | 67
Year three | 148 | 44
Year four | 81 | 7
Year five | 1 | 36
Prior | 14 | 15
Revolving Loans Amortized Cost Basis | 0 | 0
Revolving Loans Converted to Term | 0 | 0
Total Loans | $ 246 | $ 169

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