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Loans and Allowance for Loan Losses - Average Recorded Investment and Interest Income Recognized on Impaired Loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | $ 27,145 | $ 27,028 | $ 28,388 | $ 29,873
Interest Income Recognized | 70 | 91 | 209 | 267
Real Estate Loan |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 20,450 | 18,999 | 20,756 | 20,412
Interest Income Recognized | 68 | 86 | 204 | 257
Construction and Land Development | Real Estate Loan |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 708 | 755 | 715 | 765
Interest Income Recognized | 8 | 8 | 23 | 24
Agricultural | Real Estate Loan |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 830 | 932 | 831 | 935
Interest Income Recognized | 0 | 0 | 0 | 0
Residential Properties | Real Estate Loan | 1-4 Family |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 9,138 | 9,521 | 9,339 | 9,629
Interest Income Recognized | 18 | 21 | 55 | 63
Residential Properties | Real Estate Loan | Multifamily |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 2,321 | 1,559 | 2,344 | 1,561
Interest Income Recognized | 0 | 14 | 0 | 42
Commercial | Real Estate Loan |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 7,453 | 6,232 | 7,527 | 7,522
Interest Income Recognized | 42 | 43 | 126 | 128
Agricultural Loans |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 1,453 | 852 | 1,692 | 800
Interest Income Recognized | 1 | 1 | 1 | 2
Commercial and Industrial Loans |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 4,846 | 6,479 | 5,501 | 7,897
Interest Income Recognized | 1 | 4 | 4 | 7
Consumer Loans |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 396 | 698 | 439 | 764
Interest Income Recognized | 0 | 0 | 0 | 1
All Other Loans |  |  |  |
Average recorded investment and interest income recognized [Abstract] |  |  |  |
Average Investment in Impaired Loans | 0 | 0 | 0 | 0
Interest Income Recognized | $ 0 | $ 0 | $ 0 | $ 0

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- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524 + Details
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- Definition Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
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