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v3.22.1

Loans and ALLL (Credit quality indicators for commercial and agricultural credit exposures) (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | $ 1,218,371 | $ 1,301,037
Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 727,614 | 807,439
Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 570,461 | 570,587
Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 157,153 | 164,851
Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 72,001
Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 88,169 | 93,955
Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 63,763 | 66,144
Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 24,406 | 27,811
Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 815,783 | 901,394
1 - Excellent [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 300 | 300
1 - Excellent [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
1 - Excellent [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 300 | 300
1 - Excellent [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
1 - Excellent [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
1 - Excellent [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
1 - Excellent [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
1 - Excellent [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 300 | 300
2 - High quality [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 17,563 | 15,891
2 - High quality [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 9,022 | 9,010
2 - High quality [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 8,541 | 6,881
2 - High quality [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
2 - High quality [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 383 | 453
2 - High quality [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 383 | 453
2 - High quality [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
2 - High quality [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 17,946 | 16,344
3 - High satisfactory [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 114,989 | 204,223
3 - High satisfactory [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 76,238 | 86,135
3 - High satisfactory [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 38,751 | 46,087
3 - High satisfactory [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 72,001
3 - High satisfactory [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 13,093 | 13,656
3 - High satisfactory [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 8,458 | 9,361
3 - High satisfactory [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 4,635 | 4,295
3 - High satisfactory [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 128,082 | 217,879
4 - Low satisfactory [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 559,258 | 552,864
4 - Low satisfactory [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 457,918 | 448,489
4 - Low satisfactory [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 101,340 | 104,375
4 - Low satisfactory [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
4 - Low satisfactory [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 47,944 | 52,469
4 - Low satisfactory [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 35,592 | 36,483
4 - Low satisfactory [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 12,352 | 15,986
4 - Low satisfactory [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 607,202 | 605,333
5 - Special mention [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 16,269 | 14,563
5 - Special mention [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 13,770 | 13,212
5 - Special mention [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 2,499 | 1,351
5 - Special mention [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
5 - Special mention [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 17,294 | 16,548
5 - Special mention [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 12,805 | 13,096
5 - Special mention [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 4,489 | 3,452
5 - Special mention [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 33,563 | 31,111
6 - Substandard [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 18,916 | 19,257
6 - Substandard [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 13,301 | 13,519
6 - Substandard [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 5,615 | 5,738
6 - Substandard [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
6 - Substandard [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 9,172 | 10,055
6 - Substandard [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 6,409 | 6,252
6 - Substandard [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 2,763 | 3,803
6 - Substandard [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 28,088 | 29,312
7 - Vulnerable [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 319 | 341
7 - Vulnerable [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 212 | 222
7 - Vulnerable [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 107 | 119
7 - Vulnerable [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
7 - Vulnerable [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 283 | 774
7 - Vulnerable [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 116 | 499
7 - Vulnerable [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 167 | 275
7 - Vulnerable [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 602 | 1,115
8 - Doubtful [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
8 - Doubtful [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Total commercial [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Commercial real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Commercial other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Commercial Advances to Mortgage Brokers Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Total agricultural [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Agricultural real estate [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Agricultural other [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | 0 | 0
Loss [Member] | Commercial And Agricultural Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | $ 0 | $ 0

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