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Non Purchased Loans - Impact of Modifications Classified as Restructured Loans (Details) - Non purchased loans and leases $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 USD ($) loan | Sep. 30, 2019 USD ($) loan | Sep. 30, 2020 USD ($) loan | Sep. 30, 2019 USD ($) loan
Restructured loans |  |  |  |
Number of Loans | loan | 8 | 1 | 34 | 6
Pre- Modification Outstanding Recorded Investment | $ 832 | $ 16 | $ 7,802 | $ 508
Post- Modification Outstanding Recorded Investment | $ 830 | $ 16 | $ 7,754 | $ 505
Commercial, financial, agricultural |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 1 |  | 7 | 2
Pre- Modification Outstanding Recorded Investment | $ 31 |  | $ 1,862 | $ 187
Post- Modification Outstanding Recorded Investment | $ 31 |  | $ 1,859 | $ 185
Real estate – 1-4 family mortgage: |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 3 | 1 | 19 | 4
Pre- Modification Outstanding Recorded Investment | $ 234 | $ 16 | $ 2,498 | $ 321
Post- Modification Outstanding Recorded Investment | $ 232 | $ 16 | $ 2,505 | $ 320
Real estate – 1-4 family mortgage: | Primary |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 2 |  | 17 |
Pre- Modification Outstanding Recorded Investment | $ 201 |  | $ 2,356 |
Post- Modification Outstanding Recorded Investment | $ 200 |  | $ 2,363 |
Real estate – 1-4 family mortgage: | Rental/investment |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 1 |  | 2 |
Pre- Modification Outstanding Recorded Investment | $ 33 |  | $ 142 |
Post- Modification Outstanding Recorded Investment | $ 32 |  | $ 142 |
Real estate – commercial mortgage: |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 4 |  | 6 |
Pre- Modification Outstanding Recorded Investment | $ 567 |  | $ 3,418 |
Post- Modification Outstanding Recorded Investment | $ 567 |  | $ 3,369 |
Real estate – commercial mortgage: | Owner-occupied |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 2 |  | 3 |
Pre- Modification Outstanding Recorded Investment | $ 357 |  | $ 3,019 |
Post- Modification Outstanding Recorded Investment | $ 357 |  | $ 2,970 |
Real estate – commercial mortgage: | Non-owner occupied |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan | 2 |  | 2 |
Pre- Modification Outstanding Recorded Investment | $ 210 |  | $ 210 |
Post- Modification Outstanding Recorded Investment | $ 210 |  | $ 210 |
Real estate – commercial mortgage: | Land development |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan |  |  | 1 |
Pre- Modification Outstanding Recorded Investment |  |  | $ 189 |
Post- Modification Outstanding Recorded Investment |  |  | $ 189 |
Installment loans to individuals |  |  |  |
Restructured loans |  |  |  |
Number of Loans | loan |  |  | 2 |
Pre- Modification Outstanding Recorded Investment |  |  | $ 24 |
Post- Modification Outstanding Recorded Investment |  |  | $ 21 |

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- Definition Troubled Debt Restructuring Financing Receivable Modifications [Abstract] + References No definition available. + Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524 + Details
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- Definition Amount, after troubled debt restructuring, of modified financing receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524 + Details
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- Definition Amount, before troubled debt restructuring, of financing receivable to be modified. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524 + Details
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