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v3.20.2

Loans - Changes in the Allowance for Losses (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Dec. 31, 2019
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance |  |  | $ 10,454,000 |  |
(Release of)/provision for losses | $ 653,000 | $ 760,000 | 4,542,000 | $ 1,074,000 |
Ending balance | 15,821,000 |  | $ 15,821,000 |  | $ 10,454,000
Accounting Standards Update [Extensible List] |  |  | us-gaap:AccountingStandardsUpdate201613Member |  | us-gaap:AccountingStandardsUpdate201613Member
Farm & Ranch |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance | 6,039,000 | 7,264,000 | $ 10,454,000 | 7,017,000 | $ 7,017,000
(Release of)/provision for losses | (300,000) | 760,000 | (412,000) | 1,074,000 |
Charge-offs | 0 | 0 | (394,000) | (67,000) |
Ending balance | 5,739,000 | 8,024,000 | $ 5,739,000 | 8,024,000 | 10,454,000
Accounting Standards Update [Extensible List] |  |  | us-gaap:AccountingStandardsUpdate201613Member |  |
Farm & Ranch | Commercial Real Estate |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
(Release of)/provision for losses |  |  | $ 1,800,000 |  |
Farm & Ranch | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance | 0 | 0 | (3,909,000) | 0 | 0
Ending balance |  |  |  |  | (3,909,000)
Farm & Ranch | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance | 6,039,000 | 7,264,000 | 6,545,000 | 7,017,000 | 7,017,000
Ending balance |  |  |  |  | 6,545,000
Rural Utilities |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance | 8,900,000 | 0 | 0 | 0 | 0
(Release of)/provision for losses | 1,182,000 | 0 | 4,704,000 | 0 |
Charge-offs | 0 | 0 | 0 | 0 |
Ending balance | 10,082,000 | 0 | $ 10,082,000 | 0 | 0
Accounting Standards Update [Extensible List] |  |  | us-gaap:AccountingStandardsUpdate201613Member |  |
Rural Utilities | Collateral Pledged |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
(Release of)/provision for losses |  |  | $ 0 |  |
Rural Utilities | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance | 0 | 0 | 5,378,000 | 0 | 0
Ending balance |  |  |  |  | 5,378,000
Rural Utilities | Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |
Beginning balance | $ 8,900,000 | $ 0 | $ 5,378,000 | $ 0 | 0
Ending balance |  |  |  |  | $ 5,378,000

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