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Loans Held for Investment - Schedule of Recorded Investment in Criticized Loans by Class and Credit Quality Indicator (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Impaired financing receivable, recorded investment | $ 148,500,000 |  | $ 148,500,000 |  |
Commitments to purchase or sell | 0 | $ 0 | 0 | $ 0 |
Proceeds from sale of loans held-for-investment | 0 | $ 0 | $ 0 | $ 0 |
Schedule of Recorded Investment in Criticized Loans by Class and Credit Quality Indicator |  |  | The Company evaluates the credit quality and loan performance for the allowance for credit loan losses of the following segments based on the aforementioned risk scale for the periods indicated:
| September 30, 2021 |  |  |
| Term Loans Amortized Cost Basis by Origination Year |  |  |
Risk by Collateral | 2021 | 2020 | 2019 | 2018 | 2017 | Prior | Revolving Loans Amortized Cost Basis |  | Total
Commercial real estate non-owner occupied: |  |  |  |  |  |  |  |  |
Pass | $ | 408.9 |  | $ | 467.7 |  | $ | 258.9 |  | $ | 160.7 |  | $ | 94.9 |  | $ | 426.9 |  | $ | 11.6 |  |  | $ | 1,829.6 |
Special mention | 0.2 |  | 1.5 |  | 2.2 |  | — |  | — |  | 13.9 |  | — |  |  | 17.8 |
Substandard | 3.9 |  | 15.5 |  | 2.4 |  | 0.8 |  | 1.1 |  | 13.1 |  | — |  |  | 36.8 |
Total | $ | 413.0 |  | $ | 484.7 |  | $ | 263.5 |  | $ | 161.5 |  | $ | 96.0 |  | $ | 453.9 |  | $ | 11.6 |  |  | $ | 1,884.2 |
Commercial real estate owner occupied: |  |  |  |  |  |  |  |  |
Pass | $ | 317.5 |  | $ | 325.0 |  | $ | 247.5 |  | $ | 166.0 |  | $ | 106.2 |  | $ | 368.1 |  | $ | 12.7 |  |  | $ | 1,543.0 |
Special mention | 1.1 |  | 5.3 |  | 1.9 |  | 5.1 |  | 3.1 |  | 18.6 |  | — |  |  | 35.1 |
Substandard | 3.5 |  | 5.0 |  | 5.8 |  | 8.4 |  | 2.8 |  | 23.0 |  | 0.1 |  |  | 48.6 |
Total | $ | 322.1 |  | $ | 335.3 |  | $ | 255.2 |  | $ | 179.5 |  | $ | 112.1 |  | $ | 409.7 |  | $ | 12.8 |  |  | $ | 1,626.7 |
Commercial multi-family: |  |  |  |  |  |  |  |  |
Pass | $ | 62.7 |  | $ | 116.3 |  | $ | 46.3 |  | $ | 20.6 |  | $ | 36.9 |  | $ | 87.6 |  | $ | 1.9 |  |  | $ | 372.3 |
Total | $ | 62.7 |  | $ | 116.3 |  | $ | 46.3 |  | $ | 20.6 |  | $ | 36.9 |  | $ | 87.6 |  | $ | 1.9 |  |  | $ | 372.3 |
Land, acquisition and development: |  |  |  |  |  |  |  |  |
Pass | $ | 80.2 |  | $ | 73.7 |  | $ | 42.6 |  | $ | 15.7 |  | $ | 21.0 |  | $ | 21.9 |  | $ | 2.0 |  |  | $ | 257.1 |
Special mention | 1.0 |  | 0.2 |  | — |  | — |  | 0.1 |  | — |  | — |  |  | 1.3 |
Substandard | 0.6 |  | 0.2 |  | — |  | 0.7 |  | 0.1 |  | 0.1 |  | 0.1 |  |  | 1.8 |
Total | $ | 81.8 |  | $ | 74.1 |  | $ | 42.6 |  | $ | 16.4 |  | $ | 21.2 |  | $ | 22.0 |  | $ | 2.1 |  |  | $ | 260.2 |
Residential construction: |  |  |  |  |  |  |  |  |
Pass | $ | 98.2 |  | $ | 23.8 |  | $ | 26.5 |  | $ | 1.0 |  | $ | 1.6 |  | $ | — |  | $ | 116.3 |  |  | $ | 267.4 |
Special mention | — |  | — |  | — |  | — |  | 0.4 |  | — |  | — |  |  | 0.4 |
Substandard | 0.2 |  | 0.4 |  | — |  | — |  | — |  | — |  | — |  |  | 0.6 |
Total | $ | 98.4 |  | $ | 24.2 |  | $ | 26.5 |  | $ | 1.0 |  | $ | 2.0 |  | $ | — |  | $ | 116.3 |  |  | $ | 268.4 |
Commercial construction: |  |  |  |  |  |  |  |  |
Pass | $ | 207.7 |  | $ | 221.2 |  | $ | 147.4 |  | $ | 27.7 |  | $ | 0.6 |  | $ | 5.6 |  | $ | — |  |  | $ | 610.2 |
Total | $ | 207.7 |  | $ | 221.2 |  | $ | 147.4 |  | $ | 27.7 |  | $ | 0.6 |  | $ | 5.6 |  | $ | — |  |  | $ | 610.2 |
| September 30, 2021 |  |  |
| Term Loans Amortized Cost Basis by Origination Year |  |  |
Risk by Collateral | 2021 | 2020 | 2019 | 2018 | 2017 | Prior | Revolving Loans Amortized Cost Basis |  | Total
Agricultural real estate: |  |  |  |  |  |  |  |  |
Pass | $ | 52.8 |  | $ | 39.9 |  | $ | 37.3 |  | $ | 24.2 |  | $ | 13.4 |  | $ | 31.2 |  | $ | 3.8 |  |  | $ | 202.6 |
Special mention | 0.1 |  | 1.5 |  | 1.2 |  | 0.6 |  | 0.1 |  | 3.6 |  | 1.0 |  |  | 8.1 |
Substandard | 1.0 |  | 1.7 |  | 6.7 |  | 2.7 |  | 1.3 |  | 3.4 |  | — |  |  | 16.8 |
Doubtful | 2.4 |  | — |  | — |  | — |  | — |  | — |  | — |  |  | 2.4 |
Total | $ | 56.3 |  | $ | 43.1 |  | $ | 45.2 |  | $ | 27.5 |  | $ | 14.8 |  | $ | 38.2 |  | $ | 4.8 |  |  | $ | 229.9 |
Commercial and floor plans: |  |  |  |  |  |  |  |  |
Pass | $ | 509.2 |  | $ | 182.7 |  | $ | 107.8 |  | $ | 90.6 |  | $ | 50.9 |  | $ | 101.2 |  | $ | 246.3 |  |  | $ | 1,288.7 |
Special mention | 0.8 |  | 12.7 |  | 0.9 |  | 2.1 |  | 3.6 |  | 3.1 |  | 3.9 |  |  | 27.1 |
Substandard | 2.2 |  | 2.8 |  | 1.6 |  | 2.0 |  | 0.7 |  | 4.9 |  | 1.1 |  |  | 15.3 |
Total | $ | 512.2 |  | $ | 198.2 |  | $ | 110.3 |  | $ | 94.7 |  | $ | 55.2 |  | $ | 109.2 |  | $ | 251.3 |  |  | $ | 1,331.1 |
Commercial purpose secured by 1-4 family: |  |  |  |  |  |  |  |  |
Pass | $ | 66.2 |  | $ | 67.3 |  | $ | 30.6 |  | $ | 24.6 |  | $ | 16.4 |  | $ | 36.4 |  | $ | 13.7 |  |  | $ | 255.2 |
Special mention | — |  | 0.2 |  | 0.2 |  | 0.5 |  | 0.1 |  | 0.8 |  | 0.4 |  |  | 2.2 |
Substandard | 1.2 |  | 1.4 |  | 0.7 |  | 1.0 |  | 0.2 |  | 1.6 |  | 0.1 |  |  | 6.2 |
Total | $ | 67.4 |  | $ | 68.9 |  | $ | 31.5 |  | $ | 26.1 |  | $ | 16.7 |  | $ | 38.8 |  | $ | 14.2 |  |  | $ | 263.6 |
Agricultural: |  |  |  |  |  |  |  |  |
Pass | $ | 30.3 |  | $ | 27.1 |  | $ | 10.5 |  | $ | 7.8 |  | $ | 3.5 |  | $ | 2.0 |  | $ | 108.0 |  |  | $ | 189.2 |
Special mention | 0.9 |  | 0.6 |  | 0.5 |  | 0.3 |  | — |  | 0.3 |  | 3.1 |  |  | 5.7 |
Substandard | 9.6 |  | 0.8 |  | 1.4 |  | 2.6 |  | 0.1 |  | 0.2 |  | 1.3 |  |  | 16.0 |
Total | $ | 40.8 |  | $ | 28.5 |  | $ | 12.4 |  | $ | 10.7 |  | $ | 3.6 |  | $ | 2.5 |  | $ | 112.4 |  |  | $ | 210.9 |
| December 31, 2020 |  |  |
| Term Loans Amortized Cost Basis by Origination Year |  |  |
Risk by Collateral | 2020 | 2019 | 2018 | 2017 | 2016 | Prior | Revolving Loans Amortized Cost Basis |  | Total
Commercial real estate non-owner occupied: |  |  |  |  |  |  |  |  |
Pass | $ | 495.9 |  | $ | 304.9 |  | $ | 216.0 |  | $ | 105.3 |  | $ | 139.7 |  | $ | 336.5 |  | $ | 13.8 |  |  | $ | 1,612.1 |
Special mention | 0.3 |  | 2.3 |  | 0.9 |  | 0.1 |  | 6.4 |  | 13.7 |  | — |  |  | 23.7 |
Substandard | 15.7 |  | 2.7 |  | 1.0 |  | 4.1 |  | 1.1 |  | 13.9 |  | — |  |  | 38.5 |
Doubtful | — |  | — |  | 0.2 |  | — |  | — |  | — |  | — |  |  | 0.2 |
Total | $ | 511.9 |  | $ | 309.9 |  | $ | 218.1 |  | $ | 109.5 |  | $ | 147.2 |  | $ | 364.1 |  | $ | 13.8 |  |  | $ | 1,674.5 |
Commercial real estate owner occupied: |  |  |  |  |  |  |  |  |
Pass | $ | 416.3 |  | $ | 312.5 |  | $ | 211.2 |  | $ | 122.4 |  | $ | 153.7 |  | $ | 357.9 |  | $ | 8.9 |  |  | $ | 1,582.9 |
Special mention | 7.1 |  | 9.6 |  | 4.8 |  | 3.1 |  | 18.6 |  | 20.0 |  | — |  |  | 63.2 |
Substandard | 8.9 |  | 6.5 |  | 11.5 |  | 5.0 |  | 15.1 |  | 11.1 |  | 0.3 |  |  | 58.4 |
Doubtful | 0.2 |  | — |  | — |  | 0.2 |  | — |  | 0.1 |  | — |  |  | 0.5 |
Total | $ | 432.5 |  | $ | 328.6 |  | $ | 227.5 |  | $ | 130.7 |  | $ | 187.4 |  | $ | 389.1 |  | $ | 9.2 |  |  | $ | 1,705.0 |
Commercial multi-family: |  |  |  |  |  |  |  |  |
Pass | $ | 132.5 |  | $ | 58.9 |  | $ | 23.5 |  | $ | 41.6 |  | $ | 25.8 |  | $ | 80.5 |  | $ | 0.8 |  |  | $ | 363.6 |
Special mention | — |  | — |  | — |  | — |  | — |  | 0.1 |  | — |  |  | 0.1 |
Total | $ | 132.5 |  | $ | 58.9 |  | $ | 23.5 |  | $ | 41.6 |  | $ | 25.8 |  | $ | 80.6 |  | $ | 0.8 |  |  | $ | 363.7 |
| December 31, 2020 |  |  |
| Term Loans Amortized Cost Basis by Origination Year |  |  |
Risk by Collateral | 2020 | 2019 | 2018 | 2017 | 2016 | Prior | Revolving Loans Amortized Cost Basis |  | Total
Land, acquisition and development: |  |  |  |  |  |  |  |  |
Pass | $ | 104.6 |  | $ | 58.8 |  | $ | 26.4 |  | $ | 30.7 |  | $ | 7.6 |  | $ | 26.3 |  | $ | 5.8 |  |  | $ | 260.2 |
Special mention | 0.2 |  | 0.1 |  | — |  | 0.9 |  | — |  | 1.2 |  | 0.5 |  |  | 2.9 |
Substandard | 0.3 |  | — |  | 1.2 |  | 0.1 |  | — |  | 0.1 |  | 0.1 |  |  | 1.8 |
Doubtful | — |  | — |  | — |  | — |  | — |  | 0.1 |  | — |  |  | 0.1 |
Total | $ | 105.1 |  | $ | 58.9 |  | $ | 27.6 |  | $ | 31.7 |  | $ | 7.6 |  | $ | 27.7 |  | $ | 6.4 |  |  | $ | 265.0 |
Residential construction: |  |  |  |  |  |  |  |  |
Pass | $ | 80.4 |  | $ | 64.7 |  | $ | 16.7 |  | $ | 5.6 |  | $ | — |  | $ | 0.1 |  | $ | 82.1 |  |  | $ | 249.6 |
Substandard | 0.2 |  | — |  | — |  | — |  | — |  | — |  | 1.1 |  |  | 1.3 |
Total | $ | 80.6 |  | $ | 64.7 |  | $ | 16.7 |  | $ | 5.6 |  | $ | — |  | $ | 0.1 |  | $ | 83.2 |  |  | $ | 250.9 |
Commercial construction: |  |  |  |  |  |  |  |  |
Pass | $ | 236.1 |  | $ | 195.4 |  | $ | 61.2 |  | $ | 11.9 |  | $ | 6.0 |  | $ | (0.3) |  | $ | 11.6 |  |  | $ | 521.9 |
Special mention | — |  | — |  | 1.5 |  | — |  | — |  | — |  | — |  |  | 1.5 |
Substandard | — |  | — |  | — |  | — |  | — |  | 0.1 |  | — |  |  | 0.1 |
Total | $ | 236.1 |  | $ | 195.4 |  | $ | 62.7 |  | $ | 11.9 |  | $ | 6.0 |  | $ | (0.2) |  | $ | 11.6 |  |  | $ | 523.5 |
Agricultural real estate: |  |  |  |  |  |  |  |  |
Pass | $ | 50.0 |  | $ | 45.3 |  | $ | 28.2 |  | $ | 17.2 |  | $ | 12.7 |  | $ | 27.2 |  | $ | 5.3 |  |  | $ | 185.9 |
Special mention | 2.8 |  | 6.7 |  | 1.0 |  | 1.5 |  | 0.9 |  | 1.0 |  | 0.5 |  |  | 14.4 |
Substandard | 1.4 |  | 5.9 |  | 3.4 |  | 0.9 |  | 3.4 |  | 4.4 |  | 0.6 |  |  | 20.0 |
Doubtful | — |  | 0.3 |  | — |  | — |  | — |  | — |  | — |  |  | 0.3 |
Total | $ | 54.2 |  | $ | 58.2 |  | $ | 32.6 |  | $ | 19.6 |  | $ | 17.0 |  | $ | 32.6 |  | $ | 6.4 |  |  | $ | 220.6 |
Commercial and floor plans: |  |  |  |  |  |  |  |  |
Pass | $ | 1,029.4 |  | $ | 153.0 |  | $ | 136.0 |  | $ | 69.8 |  | $ | 43.0 |  | $ | 92.3 |  | $ | 233.1 |  |  | $ | 1,756.6 |
Special mention | 5.6 |  | 1.0 |  | 1.9 |  | 7.0 |  | 3.9 |  | 0.5 |  | 2.4 |  |  | 22.3 |
Substandard | 8.8 |  | 1.8 |  | 4.3 |  | 0.4 |  | 4.1 |  | 1.1 |  | 11.5 |  |  | 32.0 |
Doubtful | 0.3 |  | 0.4 |  | — |  | — |  | 0.1 |  | 2.6 |  | 0.2 |  |  | 3.6 |
Total | $ | 1,044.1 |  | $ | 156.2 |  | $ | 142.2 |  | $ | 77.2 |  | $ | 51.1 |  | $ | 96.5 |  | $ | 247.2 |  |  | $ | 1,814.5 |
Commercial purpose secured by 1-4 family: |  |  |  |  |  |  |  |  |
Pass | $ | 82.3 |  | $ | 53.7 |  | $ | 33.7 |  | $ | 20.7 |  | $ | 15.5 |  | $ | 34.9 |  | $ | 17.5 |  |  | $ | 258.3 |
Special mention | 0.5 |  | 0.5 |  | 0.3 |  | 0.1 |  | 0.5 |  | 0.8 |  | 0.8 |  |  | 3.5 |
Substandard | 2.4 |  | 1.0 |  | 4.8 |  | 0.3 |  | 1.4 |  | 1.0 |  | 0.1 |  |  | 11.0 |
Total | $ | 85.2 |  | $ | 55.2 |  | $ | 38.8 |  | $ | 21.1 |  | $ | 17.4 |  | $ | 36.7 |  | $ | 18.4 |  |  | $ | 272.8 |
Agricultural: |  |  |  |  |  |  |  |  |
Pass | $ | 47.4 |  | $ | 18.1 |  | $ | 10.7 |  | $ | 4.2 |  | $ | 3.0 |  | $ | 1.3 |  | $ | 130.9 |  |  | $ | 215.6 |
Special mention | 1.5 |  | 0.7 |  | 0.4 |  | — |  | 0.1 |  | 0.3 |  | 13.4 |  |  | 16.4 |
Substandard | 3.7 |  | 1.5 |  | 4.2 |  | 0.6 |  | 0.1 |  | 0.4 |  | 3.6 |  |  | 14.1 |
Total | $ | 52.6 |  | $ | 20.3 |  | $ | 15.3 |  | $ | 4.8 |  | $ | 3.2 |  | $ | 2.0 |  | $ | 147.9 |  |  | $ | 246.1 |
The following tables present the recorded investment of our other loan portfolios based on the credit risk profile of loans that are performing and loans that are nonperforming as of the periods indicated:
| September 30, 2021 |  |  |
| Term Loans Amortized Cost Basis by Origination Year |  |  |
Risk by Collateral | 2021 | 2020 | 2019 | 2018 | 2017 | Prior | Revolving Loans Amortized Cost Basis |  | Total
Residential 1-4 family: |  |  |  |  |  |  |  |  |
Performing | $ | 324.5 |  | $ | 490.7 |  | $ | 79.4 |  | $ | 35.0 |  | $ | 30.5 |  | $ | 199.2 |  | $ | — |  |  | $ | 1,159.3 |
Nonperforming | — |  | 0.9 |  | 0.4 |  | — |  | 0.4 |  | 1.9 |  | — |  |  | 3.6 |
Total | $ | 324.5 |  | $ | 491.6 |  | $ | 79.8 |  | $ | 35.0 |  | $ | 30.9 |  | $ | 201.1 |  | $ | — |  |  | $ | 1,162.9 |
Consumer home equity and HELOC: |  |  |  |  |  |  |  |  |
Performing | $ | 11.8 |  | $ | 8.1 |  | $ | 4.7 |  | $ | 5.2 |  | $ | 4.0 |  | $ | 13.2 |  | $ | 343.1 |  |  | $ | 390.1 |
Nonperforming | 0.3 |  | — |  | 0.3 |  | — |  | 0.6 |  | 0.7 |  | — |  |  | 1.9 |
Total | $ | 12.1 |  | $ | 8.1 |  | $ | 5.0 |  | $ | 5.2 |  | $ | 4.6 |  | $ | 13.9 |  | $ | 343.1 |  |  | $ | 392.0 |
Consumer indirect: |  |  |  |  |  |  |  |  |
Performing | $ | 223.5 |  | $ | 236.0 |  | $ | 124.6 |  | $ | 74.6 |  | $ | 44.1 |  | $ | 52.2 |  | $ | — |  |  | $ | 755.0 |
Nonperforming | 0.1 |  | 0.4 |  | 0.3 |  | 0.3 |  | 0.2 |  | 0.5 |  | — |  |  | 1.8 |
Total | $ | 223.6 |  | $ | 236.4 |  | $ | 124.9 |  | $ | 74.9 |  | $ | 44.3 |  | $ | 52.7 |  | $ | — |  |  | $ | 756.8 |
Consumer direct and advance line: |  |  |  |  |  |  |  |  |
Performing | $ | 34.9 |  | $ | 31.5 |  | $ | 17.9 |  | $ | 16.2 |  | $ | 6.8 |  | $ | 8.8 |  | $ | 16.5 |  |  | $ | 132.6 |
Nonperforming | — |  | — |  | 0.1 |  | 0.1 |  | 0.1 |  | — |  | — |  |  | 0.3 |
Total | $ | 34.9 |  | $ | 31.5 |  | $ | 18.0 |  | $ | 16.3 |  | $ | 6.9 |  | $ | 8.8 |  | $ | 16.5 |  |  | $ | 132.9 |
The following table presents the recorded investment in credit card loans based on payment activity for the periods indicated:
As of September 30, 2021 | Consumer | Commercial | Agricultural | Total
Credit Card: |  |  |  |
Performing | $ | 63.7 |  | $ | 73.9 |  | $ | 1.5 |  | $ | 139.1 |
Nonperforming | 0.4 |  | 0.1 |  | — |  | 0.5 |
Total | $ | 64.1 |  | $ | 74.0 |  | $ | 1.5 |  | $ | 139.6 |
As of December 31, 2020 | Consumer | Commercial | Agricultural | Total
Credit Card: |  |  |  |
Performing | $ | 69.6 |  | $ | 66.3 |  | $ | 1.5 |  | $ | 137.4 |
Nonperforming | 0.6 |  | 0.3 |  | — |  | 0.9 |
Total credit card | $ | 70.2 |  | $ | 66.6 |  | $ | 1.5 |  | $ | 138.3 |
Non-owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 413,000,000.0 |  | $ 413,000,000.0 |  | $ 511,900,000
2019 | 484,700,000 |  | 484,700,000 |  | 309,900,000
2018 | 263,500,000 |  | 263,500,000 |  | 218,100,000
2017 | 161,500,000 |  | 161,500,000 |  | 109,500,000
2016 | 96,000,000.0 |  | 96,000,000.0 |  | 147,200,000
Prior | 453,900,000 |  | 453,900,000 |  | 364,100,000
Revolving Loans Amortized Cost Basis | 11,600,000 |  | 11,600,000 |  | 13,800,000
Total | 1,884,200,000 |  | 1,884,200,000 |  | 1,674,500,000
Commercial |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Loans held for investment | 3,883,200,000 |  | 3,883,200,000 |  | 3,743,200,000
Land acquisition & development |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 81,800,000 |  | 81,800,000 |  | 105,100,000
2019 | 74,100,000 |  | 74,100,000 |  | 58,900,000
2018 | 42,600,000 |  | 42,600,000 |  | 27,600,000
2017 | 16,400,000 |  | 16,400,000 |  | 31,700,000
2016 | 21,200,000 |  | 21,200,000 |  | 7,600,000
Prior | 22,000,000.0 |  | 22,000,000.0 |  | 27,700,000
Revolving Loans Amortized Cost Basis | 2,100,000 |  | 2,100,000 |  | 6,400,000
Total | 260,200,000 |  | 260,200,000 |  | 265,000,000.0
Loans held for investment | 260,200,000 |  | 260,200,000 |  | 265,000,000.0
Residential |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 98,400,000 |  | 98,400,000 |  | 80,600,000
2019 | 24,200,000 |  | 24,200,000 |  | 64,700,000
2018 | 26,500,000 |  | 26,500,000 |  | 16,700,000
2017 | 1,000,000.0 |  | 1,000,000.0 |  | 5,600,000
2016 | 2,000,000.0 |  | 2,000,000.0 |  | 0
Prior | 0 |  | 0 |  | 100,000
Revolving Loans Amortized Cost Basis | 116,300,000 |  | 116,300,000 |  | 83,200,000
Total | 268,400,000 |  | 268,400,000 |  | 250,900,000
Loans held for investment | 268,400,000 |  | 268,400,000 |  | 250,900,000
Commercial |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 207,700,000 |  | 207,700,000 |  | 236,100,000
2019 | 221,200,000 |  | 221,200,000 |  | 195,400,000
2018 | 147,400,000 |  | 147,400,000 |  | 62,700,000
2017 | 27,700,000 |  | 27,700,000 |  | 11,900,000
2016 | 600,000 |  | 600,000 |  | 6,000,000.0
Prior | 5,600,000 |  | 5,600,000 |  | 200,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 11,600,000
Total | 610,200,000 |  | 610,200,000 |  | 523,500,000
Loans held for investment | 610,200,000 |  | 610,200,000 |  | 523,500,000
Residential |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Loans held for investment | 1,554,900,000 |  | 1,554,900,000 |  | 1,396,300,000
Total construction loans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Loans held for investment | 1,138,800,000 |  | 1,138,800,000 |  | 1,039,400,000
Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 56,300,000 |  | 56,300,000 |  | 54,200,000
2019 | 43,100,000 |  | 43,100,000 |  | 58,200,000
2018 | 45,200,000 |  | 45,200,000 |  | 32,600,000
2017 | 27,500,000 |  | 27,500,000 |  | 19,600,000
2016 | 14,800,000 |  | 14,800,000 |  | 17,000,000.0
Prior | 38,200,000 |  | 38,200,000 |  | 32,600,000
Revolving Loans Amortized Cost Basis | 4,800,000 |  | 4,800,000 |  | 6,400,000
Total | 229,900,000 |  | 229,900,000 |  | 220,600,000
Loans held for investment | 229,900,000 |  | 229,900,000 |  | 220,600,000
Total real estate loans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Loans held for investment | 6,806,800,000 |  | 6,806,800,000 |  | 6,399,500,000
Indirect consumer |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 223,600,000 |  | 223,600,000 |  | 334,600,000
2019 | 236,400,000 |  | 236,400,000 |  | 188,100,000
2018 | 124,900,000 |  | 124,900,000 |  | 118,000,000.0
2017 | 74,900,000 |  | 74,900,000 |  | 74,000,000.0
2016 | 44,300,000 |  | 44,300,000 |  | 47,700,000
Prior | 52,700,000 |  | 52,700,000 |  | 42,700,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 756,800,000 |  | 756,800,000 |  | 805,100,000
Loans held for investment | 756,800,000 |  | 756,800,000 |  | 805,100,000
Direct consumer |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 34,900,000 |  | 34,900,000 |  | 47,200,000
2019 | 31,500,000 |  | 31,500,000 |  | 29,400,000
2018 | 18,000,000.0 |  | 18,000,000.0 |  | 28,200,000
2017 | 16,300,000 |  | 16,300,000 |  | 11,900,000
2016 | 6,900,000 |  | 6,900,000 |  | 5,300,000
Prior | 8,800,000 |  | 8,800,000 |  | 8,600,000
Revolving Loans Amortized Cost Basis | 16,500,000 |  | 16,500,000 |  | 20,000,000.0
Total | 132,900,000 |  | 132,900,000 |  | 150,600,000
Loans held for investment | 132,900,000 |  | 132,900,000 |  | 150,600,000
Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 139.6 |  | 139.6 |  | 138.3
Loans held for investment | 64,100,000 |  | 64,100,000 |  | 70,200,000
Total consumer loans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Loans held for investment | 953,800,000 |  | 953,800,000 |  | 1,025,900,000
Commercial |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
Loans held for investment | 1,668,700,000 |  | 1,668,700,000 |  | 2,153,900,000
Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 52,600,000
2019 |  |  |  |  | 20,300,000
2018 |  |  |  |  | 15,300,000
2017 |  |  |  |  | 4,800,000
2016 |  |  |  |  | 3,200,000
Prior |  |  |  |  | 2,000,000.0
Revolving Loans Amortized Cost Basis |  |  |  |  | 147,900,000
Total |  |  |  |  | 246,100,000
Loans held for investment | 212,400,000 |  | 212,400,000 |  | 247,600,000
Owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 322,100,000 |  | 322,100,000 |  | 432,500,000
2019 | 335,300,000 |  | 335,300,000 |  | 328,600,000
2018 | 255,200,000 |  | 255,200,000 |  | 227,500,000
2017 | 179,500,000 |  | 179,500,000 |  | 130,700,000
2016 | 112,100,000 |  | 112,100,000 |  | 187,400,000
Prior | 409,700,000 |  | 409,700,000 |  | 389,100,000
Revolving Loans Amortized Cost Basis | 12,800,000 |  | 12,800,000 |  | 9,200,000
Total | 1,626,700,000 |  | 1,626,700,000 |  | 1,705,000,000
Multi-family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 62,700,000 |  | 62,700,000 |  | 132,500,000
2019 | 116,300,000 |  | 116,300,000 |  | 58,900,000
2018 | 46,300,000 |  | 46,300,000 |  | 23,500,000
2017 | 20,600,000 |  | 20,600,000 |  | 41,600,000
2016 | 36,900,000 |  | 36,900,000 |  | 25,800,000
Prior | 87,600,000 |  | 87,600,000 |  | 80,600,000
Revolving Loans Amortized Cost Basis | 1,900,000 |  | 1,900,000 |  | 800,000
Total | 372,300,000 |  | 372,300,000 |  | 363,700,000
Commercial and floor plans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 512,200,000 |  | 512,200,000 |  | 1,044,100,000
2019 | 198,200,000 |  | 198,200,000 |  | 156,200,000
2018 | 110,300,000 |  | 110,300,000 |  | 142,200,000
2017 | 94,700,000 |  | 94,700,000 |  | 77,200,000
2016 | 55,200,000 |  | 55,200,000 |  | 51,100,000
Prior | 109,200,000 |  | 109,200,000 |  | 96,500,000
Revolving Loans Amortized Cost Basis | 251,300,000 |  | 251,300,000 |  | 247,200,000
Total | 1,331,100,000 |  | 1,331,100,000 |  | 1,814,500,000
Commercial purpose secured by 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 67,400,000 |  | 67,400,000 |  | 85,200,000
2019 | 68,900,000 |  | 68,900,000 |  | 55,200,000
2018 | 31,500,000 |  | 31,500,000 |  | 38,800,000
2017 | 26,100,000 |  | 26,100,000 |  | 21,100,000
2016 | 16,700,000 |  | 16,700,000 |  | 17,400,000
Prior | 38,800,000 |  | 38,800,000 |  | 36,700,000
Revolving Loans Amortized Cost Basis | 14,200,000 |  | 14,200,000 |  | 18,400,000
Total | 263,600,000 |  | 263,600,000 |  | 272,800,000
Agriculture Portfolio Segment [Member] |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 40,800,000 |  | 40,800,000 |  |
2019 | 28,500,000 |  | 28,500,000 |  |
2018 | 12,400,000 |  | 12,400,000 |  |
2017 | 10,700,000 |  | 10,700,000 |  |
2016 | 3,600,000 |  | 3,600,000 |  |
Prior | 2,500,000 |  | 2,500,000 |  |
Revolving Loans Amortized Cost Basis | 112,400,000 |  | 112,400,000 |  |
Total | 210,900,000 |  | 210,900,000 |  |
Residential 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 324,500,000 |  | 324,500,000 |  | 491,200,000
2019 | 491,600,000 |  | 491,600,000 |  | 114,600,000
2018 | 79,800,000 |  | 79,800,000 |  | 57,200,000
2017 | 35,000,000.0 |  | 35,000,000.0 |  | 47,800,000
2016 | 30,900,000 |  | 30,900,000 |  | 65,700,000
Prior | 201,100,000 |  | 201,100,000 |  | 235,800,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 1,162,900,000 |  | 1,162,900,000 |  | 1,012,300,000
Consumer Home Equity and HELOC |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 12,100,000 |  | 12,100,000 |  | 12,100,000
2019 | 8,100,000 |  | 8,100,000 |  | 7,300,000
2018 | 5,000,000.0 |  | 5,000,000.0 |  | 7,100,000
2017 | 5,200,000 |  | 5,200,000 |  | 9,700,000
2016 | 4,600,000 |  | 4,600,000 |  | 4,800,000
Prior | 13,900,000 |  | 13,900,000 |  | 14,800,000
Revolving Loans Amortized Cost Basis | 343,100,000 |  | 343,100,000 |  | 328,200,000
Total | 392,000,000.0 |  | 392,000,000.0 |  | 384,000,000.0
Pass | Non-owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 408,900,000 |  | 408,900,000 |  | 495,900,000
2019 | 467,700,000 |  | 467,700,000 |  | 304,900,000
2018 | 258,900,000 |  | 258,900,000 |  | 216,000,000.0
2017 | 160,700,000 |  | 160,700,000 |  | 105,300,000
2016 | 94,900,000 |  | 94,900,000 |  | 139,700,000
Prior | 426,900,000 |  | 426,900,000 |  | 336,500,000
Revolving Loans Amortized Cost Basis | 11,600,000 |  | 11,600,000 |  | 13,800,000
Total | 1,829,600,000 |  | 1,829,600,000 |  | 1,612,100,000
Pass | Land acquisition & development |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 80,200,000 |  | 80,200,000 |  | 104,600,000
2019 | 73,700,000 |  | 73,700,000 |  | 58,800,000
2018 | 42,600,000 |  | 42,600,000 |  | 26,400,000
2017 | 15,700,000 |  | 15,700,000 |  | 30,700,000
2016 | 21,000,000.0 |  | 21,000,000.0 |  | 7,600,000
Prior | 21,900,000 |  | 21,900,000 |  | 26,300,000
Revolving Loans Amortized Cost Basis | 2,000,000.0 |  | 2,000,000.0 |  | 5,800,000
Total | 257,100,000 |  | 257,100,000 |  | 260,200,000
Pass | Residential |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 98,200,000 |  | 98,200,000 |  | 80,400,000
2019 | 23,800,000 |  | 23,800,000 |  | 64,700,000
2018 | 26,500,000 |  | 26,500,000 |  | 16,700,000
2017 | 1,000,000.0 |  | 1,000,000.0 |  | 5,600,000
2016 | 1,600,000 |  | 1,600,000 |  | 0
Prior | 0 |  | 0 |  | 100,000
Revolving Loans Amortized Cost Basis | 116,300,000 |  | 116,300,000 |  | 82,100,000
Total | 267,400,000 |  | 267,400,000 |  | 249,600,000
Pass | Commercial |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 207,700,000 |  | 207,700,000 |  | 236,100,000
2019 | 221,200,000 |  | 221,200,000 |  | 195,400,000
2018 | 147,400,000 |  | 147,400,000 |  | 61,200,000
2017 | 27,700,000 |  | 27,700,000 |  | 11,900,000
2016 | 600,000 |  | 600,000 |  | 6,000,000.0
Prior | 5,600,000 |  | 5,600,000 |  | 300,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 11,600,000
Total | 610,200,000 |  | 610,200,000 |  | 521,900,000
Pass | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 52,800,000 |  | 52,800,000 |  | 50,000,000.0
2019 | 39,900,000 |  | 39,900,000 |  | 45,300,000
2018 | 37,300,000 |  | 37,300,000 |  | 28,200,000
2017 | 24,200,000 |  | 24,200,000 |  | 17,200,000
2016 | 13,400,000 |  | 13,400,000 |  | 12,700,000
Prior | 31,200,000 |  | 31,200,000 |  | 27,200,000
Revolving Loans Amortized Cost Basis | 3,800,000 |  | 3,800,000 |  | 5,300,000
Total | 202,600,000 |  | 202,600,000 |  | 185,900,000
Pass | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 47,400,000
2019 |  |  |  |  | 18,100,000
2018 |  |  |  |  | 10,700,000
2017 |  |  |  |  | 4,200,000
2016 |  |  |  |  | 3,000,000.0
Prior |  |  |  |  | 1,300,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 130,900,000
Total |  |  |  |  | 215,600,000
Pass | Owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 317,500,000 |  | 317,500,000 |  | 416,300,000
2019 | 325,000,000.0 |  | 325,000,000.0 |  | 312,500,000
2018 | 247,500,000 |  | 247,500,000 |  | 211,200,000
2017 | 166,000,000.0 |  | 166,000,000.0 |  | 122,400,000
2016 | 106,200,000 |  | 106,200,000 |  | 153,700,000
Prior | 368,100,000 |  | 368,100,000 |  | 357,900,000
Revolving Loans Amortized Cost Basis | 12,700,000 |  | 12,700,000 |  | 8,900,000
Total | 1,543,000,000 |  | 1,543,000,000 |  | 1,582,900,000
Pass | Multi-family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 62,700,000 |  | 62,700,000 |  | 132,500,000
2019 | 116,300,000 |  | 116,300,000 |  | 58,900,000
2018 | 46,300,000 |  | 46,300,000 |  | 23,500,000
2017 | 20,600,000 |  | 20,600,000 |  | 41,600,000
2016 | 36,900,000 |  | 36,900,000 |  | 25,800,000
Prior | 87,600,000 |  | 87,600,000 |  | 80,500,000
Revolving Loans Amortized Cost Basis | 1,900,000 |  | 1,900,000 |  | 800,000
Total | 372,300,000 |  | 372,300,000 |  | 363,600,000
Pass | Commercial and floor plans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 509,200,000 |  | 509,200,000 |  | 1,029,400,000
2019 | 182,700,000 |  | 182,700,000 |  | 153,000,000.0
2018 | 107,800,000 |  | 107,800,000 |  | 136,000,000.0
2017 | 90,600,000 |  | 90,600,000 |  | 69,800,000
2016 | 50,900,000 |  | 50,900,000 |  | 43,000,000.0
Prior | 101,200,000 |  | 101,200,000 |  | 92,300,000
Revolving Loans Amortized Cost Basis | 246,300,000 |  | 246,300,000 |  | 233,100,000
Total | 1,288,700,000 |  | 1,288,700,000 |  | 1,756,600,000
Pass | Commercial purpose secured by 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 66,200,000 |  | 66,200,000 |  | 82,300,000
2019 | 67,300,000 |  | 67,300,000 |  | 53,700,000
2018 | 30,600,000 |  | 30,600,000 |  | 33,700,000
2017 | 24,600,000 |  | 24,600,000 |  | 20,700,000
2016 | 16,400,000 |  | 16,400,000 |  | 15,500,000
Prior | 36,400,000 |  | 36,400,000 |  | 34,900,000
Revolving Loans Amortized Cost Basis | 13,700,000 |  | 13,700,000 |  | 17,500,000
Total | 255,200,000 |  | 255,200,000 |  | 258,300,000
Pass | Agriculture Portfolio Segment [Member] |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 30,300,000 |  | 30,300,000 |  |
2019 | 27,100,000 |  | 27,100,000 |  |
2018 | 10,500,000 |  | 10,500,000 |  |
2017 | 7,800,000 |  | 7,800,000 |  |
2016 | 3,500,000 |  | 3,500,000 |  |
Prior | 2,000,000.0 |  | 2,000,000.0 |  |
Revolving Loans Amortized Cost Basis | 108,000,000.0 |  | 108,000,000.0 |  |
Total | 189,200,000 |  | 189,200,000 |  |
Other Assets Especially Mentioned | Non-owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 200,000 |  | 200,000 |  | 300,000
2019 | 1,500,000 |  | 1,500,000 |  | 2,300,000
2018 | 2,200,000 |  | 2,200,000 |  | 900,000
2017 | 0 |  | 0 |  | 100,000
2016 | 0 |  | 0 |  | 6,400,000
Prior | 13,900,000 |  | 13,900,000 |  | 13,700,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 17,800,000 |  | 17,800,000 |  | 23,700,000
Other Assets Especially Mentioned | Land acquisition & development |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 1,000,000.0 |  | 1,000,000.0 |  | 200,000
2019 | 200,000 |  | 200,000 |  | 100,000
2018 | 0 |  | 0 |  | 0
2017 | 0 |  | 0 |  | 900,000
2016 | 100,000 |  | 100,000 |  | 0
Prior | 0 |  | 0 |  | 1,200,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 500,000
Total | 1,300,000 |  | 1,300,000 |  | 2,900,000
Other Assets Especially Mentioned | Residential |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0 |  | 0 |  |
2019 | 0 |  | 0 |  |
2018 | 0 |  | 0 |  |
2017 | 0 |  | 0 |  |
2016 | 400,000 |  | 400,000 |  |
Prior | 0 |  | 0 |  |
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  |
Total | 400,000 |  | 400,000 |  |
Other Assets Especially Mentioned | Commercial |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 0
2019 |  |  |  |  | 0
2018 |  |  |  |  | 1,500,000
2017 |  |  |  |  | 0
2016 |  |  |  |  | 0
Prior |  |  |  |  | 0
Revolving Loans Amortized Cost Basis |  |  |  |  | 0
Total |  |  |  |  | 1,500,000
Other Assets Especially Mentioned | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 100,000 |  | 100,000 |  | 2,800,000
2019 | 1,500,000 |  | 1,500,000 |  | 6,700,000
2018 | 1,200,000 |  | 1,200,000 |  | 1,000,000.0
2017 | 600,000 |  | 600,000 |  | 1,500,000
2016 | 100,000 |  | 100,000 |  | 900,000
Prior | 3,600,000 |  | 3,600,000 |  | 1,000,000.0
Revolving Loans Amortized Cost Basis | 1,000,000.0 |  | 1,000,000.0 |  | 500,000
Total | 8,100,000 |  | 8,100,000 |  | 14,400,000
Other Assets Especially Mentioned | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 1,500,000
2019 |  |  |  |  | 700,000
2018 |  |  |  |  | 400,000
2017 |  |  |  |  | 0
2016 |  |  |  |  | 100,000
Prior |  |  |  |  | 300,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 13,400,000
Total |  |  |  |  | 16,400,000
Other Assets Especially Mentioned | Owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 1,100,000 |  | 1,100,000 |  | 7,100,000
2019 | 5,300,000 |  | 5,300,000 |  | 9,600,000
2018 | 1,900,000 |  | 1,900,000 |  | 4,800,000
2017 | 5,100,000 |  | 5,100,000 |  | 3,100,000
2016 | 3,100,000 |  | 3,100,000 |  | 18,600,000
Prior | 18,600,000 |  | 18,600,000 |  | 20,000,000.0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 35,100,000 |  | 35,100,000 |  | 63,200,000
Other Assets Especially Mentioned | Multi-family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 0
2019 |  |  |  |  | 0
2018 |  |  |  |  | 0
2017 |  |  |  |  | 0
2016 |  |  |  |  | 0
Prior |  |  |  |  | 100,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 0
Total |  |  |  |  | 100,000
Other Assets Especially Mentioned | Commercial and floor plans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 800,000 |  | 800,000 |  | 5,600,000
2019 | 12,700,000 |  | 12,700,000 |  | 1,000,000.0
2018 | 900,000 |  | 900,000 |  | 1,900,000
2017 | 2,100,000 |  | 2,100,000 |  | 7,000,000.0
2016 | 3,600,000 |  | 3,600,000 |  | 3,900,000
Prior | 3,100,000 |  | 3,100,000 |  | 500,000
Revolving Loans Amortized Cost Basis | 3,900,000 |  | 3,900,000 |  | 2,400,000
Total | 27,100,000 |  | 27,100,000 |  | 22,300,000
Other Assets Especially Mentioned | Commercial purpose secured by 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0 |  | 0 |  | 500,000
2019 | 200,000 |  | 200,000 |  | 500,000
2018 | 200,000 |  | 200,000 |  | 300,000
2017 | 500,000 |  | 500,000 |  | 100,000
2016 | 100,000 |  | 100,000 |  | 500,000
Prior | 800,000 |  | 800,000 |  | 800,000
Revolving Loans Amortized Cost Basis | 400,000 |  | 400,000 |  | 800,000
Total | 2,200,000 |  | 2,200,000 |  | 3,500,000
Other Assets Especially Mentioned | Agriculture Portfolio Segment [Member] |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 900,000 |  | 900,000 |  |
2019 | 600,000 |  | 600,000 |  |
2018 | 500,000 |  | 500,000 |  |
2017 | 300,000 |  | 300,000 |  |
2016 | 0 |  | 0 |  |
Prior | 300,000 |  | 300,000 |  |
Revolving Loans Amortized Cost Basis | 3,100,000 |  | 3,100,000 |  |
Total | 5,700,000 |  | 5,700,000 |  |
Substandard | Non-owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 3,900,000 |  | 3,900,000 |  | 15,700,000
2019 | 15,500,000 |  | 15,500,000 |  | 2,700,000
2018 | 2,400,000 |  | 2,400,000 |  | 1,000,000.0
2017 | 800,000 |  | 800,000 |  | 4,100,000
2016 | 1,100,000 |  | 1,100,000 |  | 1,100,000
Prior | 13,100,000 |  | 13,100,000 |  | 13,900,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 36,800,000 |  | 36,800,000 |  | 38,500,000
Substandard | Land acquisition & development |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 600,000 |  | 600,000 |  | 300,000
2019 | 200,000 |  | 200,000 |  | 0
2018 | 0 |  | 0 |  | 1,200,000
2017 | 700,000 |  | 700,000 |  | 100,000
2016 | 100,000 |  | 100,000 |  | 0
Prior | 100,000 |  | 100,000 |  | 100,000
Revolving Loans Amortized Cost Basis | 100,000 |  | 100,000 |  | 100,000
Total | 1,800,000 |  | 1,800,000 |  | 1,800,000
Substandard | Residential |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 200,000 |  | 200,000 |  | 200,000
2019 | 400,000 |  | 400,000 |  | 0
2018 | 0 |  | 0 |  | 0
2017 | 0 |  | 0 |  | 0
2016 | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 1,100,000
Total | 600,000 |  | 600,000 |  | 1,300,000
Substandard | Commercial |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 0
2019 |  |  |  |  | 0
2018 |  |  |  |  | 0
2017 |  |  |  |  | 0
2016 |  |  |  |  | 0
Prior |  |  |  |  | 100,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 0
Total |  |  |  |  | 100,000
Substandard | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 1,000,000.0 |  | 1,000,000.0 |  | 1,400,000
2019 | 1,700,000 |  | 1,700,000 |  | 5,900,000
2018 | 6,700,000 |  | 6,700,000 |  | 3,400,000
2017 | 2,700,000 |  | 2,700,000 |  | 900,000
2016 | 1,300,000 |  | 1,300,000 |  | 3,400,000
Prior | 3,400,000 |  | 3,400,000 |  | 4,400,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 600,000
Total | 16,800,000 |  | 16,800,000 |  | 20,000,000.0
Substandard | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 3,700,000
2019 |  |  |  |  | 1,500,000
2018 |  |  |  |  | 4,200,000
2017 |  |  |  |  | 600,000
2016 |  |  |  |  | 100,000
Prior |  |  |  |  | 400,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 3,600,000
Total |  |  |  |  | 14,100,000
Substandard | Owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 3,500,000 |  | 3,500,000 |  | 8,900,000
2019 | 5,000,000.0 |  | 5,000,000.0 |  | 6,500,000
2018 | 5,800,000 |  | 5,800,000 |  | 11,500,000
2017 | 8,400,000 |  | 8,400,000 |  | 5,000,000.0
2016 | 2,800,000 |  | 2,800,000 |  | 15,100,000
Prior | 23,000,000.0 |  | 23,000,000.0 |  | 11,100,000
Revolving Loans Amortized Cost Basis | 100,000 |  | 100,000 |  | 300,000
Total | 48,600,000 |  | 48,600,000 |  | 58,400,000
Substandard | Commercial and floor plans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 2,200,000 |  | 2,200,000 |  | 8,800,000
2019 | 2,800,000 |  | 2,800,000 |  | 1,800,000
2018 | 1,600,000 |  | 1,600,000 |  | 4,300,000
2017 | 2,000,000.0 |  | 2,000,000.0 |  | 400,000
2016 | 700,000 |  | 700,000 |  | 4,100,000
Prior | 4,900,000 |  | 4,900,000 |  | 1,100,000
Revolving Loans Amortized Cost Basis | 1,100,000 |  | 1,100,000 |  | 11,500,000
Total | 15,300,000 |  | 15,300,000 |  | 32,000,000.0
Substandard | Commercial purpose secured by 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 1,200,000 |  | 1,200,000 |  | 2,400,000
2019 | 1,400,000 |  | 1,400,000 |  | 1,000,000.0
2018 | 700,000 |  | 700,000 |  | 4,800,000
2017 | 1,000,000.0 |  | 1,000,000.0 |  | 300,000
2016 | 200,000 |  | 200,000 |  | 1,400,000
Prior | 1,600,000 |  | 1,600,000 |  | 1,000,000.0
Revolving Loans Amortized Cost Basis | 100,000 |  | 100,000 |  | 100,000
Total | 6,200,000 |  | 6,200,000 |  | 11,000,000.0
Substandard | Agriculture Portfolio Segment [Member] |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 9,600,000 |  | 9,600,000 |  |
2019 | 800,000 |  | 800,000 |  |
2018 | 1,400,000 |  | 1,400,000 |  |
2017 | 2,600,000 |  | 2,600,000 |  |
2016 | 100,000 |  | 100,000 |  |
Prior | 200,000 |  | 200,000 |  |
Revolving Loans Amortized Cost Basis | 1,300,000 |  | 1,300,000 |  |
Total | 16,000,000.0 |  | 16,000,000.0 |  |
Doubtful | Non-owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 0
2019 |  |  |  |  | 0
2018 |  |  |  |  | 200,000
2017 |  |  |  |  | 0
2016 |  |  |  |  | 0
Prior |  |  |  |  | 0
Revolving Loans Amortized Cost Basis |  |  |  |  | 0
Total |  |  |  |  | 200,000
Doubtful | Land acquisition & development |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 0
2019 |  |  |  |  | 0
2018 |  |  |  |  | 0
2017 |  |  |  |  | 0
2016 |  |  |  |  | 0
Prior |  |  |  |  | 100,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 0
Total |  |  |  |  | 100,000
Doubtful | Agricultural |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 2,400,000 |  | 2,400,000 |  | 0
2019 | 0 |  | 0 |  | 300,000
2018 | 0 |  | 0 |  | 0
2017 | 0 |  | 0 |  | 0
2016 | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 2,400,000 |  | 2,400,000 |  | 300,000
Doubtful | Owner occupied |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 200,000
2019 |  |  |  |  | 0
2018 |  |  |  |  | 0
2017 |  |  |  |  | 200,000
2016 |  |  |  |  | 0
Prior |  |  |  |  | 100,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 0
Total |  |  |  |  | 500,000
Doubtful | Commercial and floor plans |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 |  |  |  |  | 300,000
2019 |  |  |  |  | 400,000
2018 |  |  |  |  | 0
2017 |  |  |  |  | 0
2016 |  |  |  |  | 100,000
Prior |  |  |  |  | 2,600,000
Revolving Loans Amortized Cost Basis |  |  |  |  | 200,000
Total |  |  |  |  | 3,600,000
Performing | Indirect consumer |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 223,500,000 |  | 223,500,000 |  | 334,500,000
2019 | 236,000,000.0 |  | 236,000,000.0 |  | 187,900,000
2018 | 124,600,000 |  | 124,600,000 |  | 117,900,000
2017 | 74,600,000 |  | 74,600,000 |  | 73,800,000
2016 | 44,100,000 |  | 44,100,000 |  | 47,600,000
Prior | 52,200,000 |  | 52,200,000 |  | 42,600,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 755,000,000.0 |  | 755,000,000.0 |  | 804,300,000
Performing | Direct consumer |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 34,900,000 |  | 34,900,000 |  | 47,100,000
2019 | 31,500,000 |  | 31,500,000 |  | 29,400,000
2018 | 17,900,000 |  | 17,900,000 |  | 28,100,000
2017 | 16,200,000 |  | 16,200,000 |  | 11,900,000
2016 | 6,800,000 |  | 6,800,000 |  | 5,300,000
Prior | 8,800,000 |  | 8,800,000 |  | 8,600,000
Revolving Loans Amortized Cost Basis | 16,500,000 |  | 16,500,000 |  | 19,900,000
Total | 132,600,000 |  | 132,600,000 |  | 150,300,000
Performing | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 139.1 |  | 139.1 |  | 137.4
Performing | Residential 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 324,500,000 |  | 324,500,000 |  | 491,100,000
2019 | 490,700,000 |  | 490,700,000 |  | 113,900,000
2018 | 79,400,000 |  | 79,400,000 |  | 57,200,000
2017 | 35,000,000.0 |  | 35,000,000.0 |  | 47,800,000
2016 | 30,500,000 |  | 30,500,000 |  | 65,700,000
Prior | 199,200,000 |  | 199,200,000 |  | 234,600,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 1,159,300,000 |  | 1,159,300,000 |  | 1,010,300,000
Performing | Consumer Home Equity and HELOC |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 11,800,000 |  | 11,800,000 |  | 12,000,000.0
2019 | 8,100,000 |  | 8,100,000 |  | 7,100,000
2018 | 4,700,000 |  | 4,700,000 |  | 7,100,000
2017 | 5,200,000 |  | 5,200,000 |  | 9,700,000
2016 | 4,000,000.0 |  | 4,000,000.0 |  | 4,700,000
Prior | 13,200,000 |  | 13,200,000 |  | 14,400,000
Revolving Loans Amortized Cost Basis | 343,100,000 |  | 343,100,000 |  | 328,100,000
Total | 390,100,000 |  | 390,100,000 |  | 383,100,000
Nonperforming | Indirect consumer |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 100,000 |  | 100,000 |  | 100,000
2019 | 400,000 |  | 400,000 |  | 200,000
2018 | 300,000 |  | 300,000 |  | 100,000
2017 | 300,000 |  | 300,000 |  | 200,000
2016 | 200,000 |  | 200,000 |  | 100,000
Prior | 500,000 |  | 500,000 |  | 100,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 1,800,000 |  | 1,800,000 |  | 800,000
Nonperforming | Direct consumer |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0 |  | 0 |  | 100,000
2019 | 0 |  | 0 |  | 0
2018 | 100,000 |  | 100,000 |  | 100,000
2017 | 100,000 |  | 100,000 |  | 0
2016 | 100,000 |  | 100,000 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 100,000
Total | 300,000 |  | 300,000 |  | 300,000
Nonperforming | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0.5 |  | 0.5 |  | 0.9
Nonperforming | Residential 1-4 family |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0 |  | 0 |  | 100,000
2019 | 900,000 |  | 900,000 |  | 700,000
2018 | 400,000 |  | 400,000 |  | 0
2017 | 0 |  | 0 |  | 0
2016 | 400,000 |  | 400,000 |  | 0
Prior | 1,900,000 |  | 1,900,000 |  | 1,200,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 3,600,000 |  | 3,600,000 |  | 2,000,000.0
Nonperforming | Consumer Home Equity and HELOC |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 300,000 |  | 300,000 |  | 100,000
2019 | 0 |  | 0 |  | 200,000
2018 | 300,000 |  | 300,000 |  | 0
2017 | 0 |  | 0 |  | 0
2016 | 600,000 |  | 600,000 |  | 100,000
Prior | 700,000 |  | 700,000 |  | 400,000
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 100,000
Total | 1,900,000 |  | 1,900,000 |  | 900,000
Agriculture Portfolio Segment [Member] | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 1.5 |  | 1.5 |  | 1.5
Agriculture Portfolio Segment [Member] | Performing | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 1.5 |  | 1.5 |  | 1.5
Agriculture Portfolio Segment [Member] | Nonperforming | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0 |  | 0 |  | 0
Commercial | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 74.0 |  | 74.0 |  | 66.6
Commercial | Performing | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 73.9 |  | 73.9 |  | 66.3
Commercial | Nonperforming | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 0.1 |  | 0.1 |  | 0.3
Total consumer loans | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 64.1 |  | 64.1 |  | 70.2
Total consumer loans | Performing | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | 63.7 |  | 63.7 |  | 69.6
Total consumer loans | Nonperforming | Credit card |  |  |  |  |
Loans and Leases Receivable Recorded Investment, Criticized Loans [Line Items] |  |  |  |  |
2020 | $ 0.4 |  | $ 0.4 |  | $ 0.6

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