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Loans and Allowance for Loan Losses - Nonaccrual loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | $ 61,700 | $ 59,460 |
Recorded Investment With No Allowance | 14,924 | 10,714 |
Gross Recorded Investment With Allowance | 43,608 | 46,304 |
Total Recorded Investment | 58,532 | 57,018 |
Related Allowance | 1,346 | 1,628 |
Average Investment In Impaired Loans | 57,775 | 60,221 | $ 42,318
Interest Income Recognized | 2,134 | 2,068 | 1,984
Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 22,302 | 14,827 |
Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 10,839 | 13,489 |
Commercial non-owner occupied real estate | Construction and land development |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 35,577 | 38,314 |
Recorded Investment With No Allowance | 223 | 339 |
Gross Recorded Investment With Allowance | 34,978 | 37,574 |
Total Recorded Investment | 35,201 | 37,913 |
Related Allowance | 617 | 788 |
Average Investment In Impaired Loans | 36,556 | 40,571 | 23,132
Interest Income Recognized | 1,014 | 1,201 | 1,138
Commercial non-owner occupied real estate | Other commercial non-owner occupied real estate |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 385 | 1,157 |
Recorded Investment With No Allowance | 368 | 536 |
Gross Recorded Investment With Allowance | 11 | 489 |
Total Recorded Investment | 379 | 1,025 |
Related Allowance |  | 70 |
Average Investment In Impaired Loans | 702 | 1,200 | 1,091
Interest Income Recognized | 15 | 28 | 45
Commercial non-owner occupied real estate | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 1,095 | 1,255 |
Commercial non-owner occupied real estate | Non acquired non-accrual loans | Construction and land development |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 363 | 424 |
Commercial non-owner occupied real estate | Non acquired non-accrual loans | Other commercial non-owner occupied real estate |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 732 | 831 |
Commercial non-owner occupied real estate | Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 1,092 | 535 |
Commercial non-owner occupied real estate | Acquired non-credit impaired non-accrual loans | Construction and land development |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 699 | 252 |
Commercial non-owner occupied real estate | Acquired non-credit impaired non-accrual loans | Other commercial non-owner occupied real estate |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 393 | 283 |
Commercial owner occupied real estate loan |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 7,689 | 5,085 |
Recorded Investment With No Allowance | 4,836 | 3,101 |
Gross Recorded Investment With Allowance | 1,739 | 1,041 |
Total Recorded Investment | 6,575 | 4,142 |
Related Allowance | 24 | 27 |
Average Investment In Impaired Loans | 5,358 | 4,892 | 5,943
Interest Income Recognized | 370 | 288 | 268
Commercial owner occupied real estate loan | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 3,482 | 1,068 |
Commercial owner occupied real estate loan | Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 903 | 1,470 |
Consumer loans | Home equity loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 2,605 | 2,953 |
Recorded Investment With No Allowance | 1,184 | 1,129 |
Gross Recorded Investment With Allowance | 1,277 | 1,697 |
Total Recorded Investment | 2,461 | 2,826 |
Related Allowance | 132 | 142 |
Average Investment In Impaired Loans | 2,644 | 2,919 | 2,343
Interest Income Recognized | 138 | 126 | 113
Consumer loans | Consumer Owner Occupied Loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 5,410 | 7,291 |
Recorded Investment With No Allowance | 1,969 | 4,992 |
Gross Recorded Investment With Allowance | 3,172 | 1,769 |
Total Recorded Investment | 5,141 | 6,761 |
Related Allowance | 102 | 41 |
Average Investment In Impaired Loans | 5,951 | 6,197 | 5,653
Interest Income Recognized | 185 | 212 | 195
Consumer loans | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 8,670 | 9,442 |
Consumer loans | Non acquired non-accrual loans | Home equity loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 1,468 | 2,333 |
Consumer loans | Non acquired non-accrual loans | Consumer Owner Occupied Loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 7,202 | 7,109 |
Consumer loans | Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 5,417 | 8,376 |
Consumer loans | Acquired non-credit impaired non-accrual loans | Home equity loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 3,067 | 4,512 |
Consumer loans | Acquired non-credit impaired non-accrual loans | Consumer Owner Occupied Loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 2,350 | 3,864 |
Commercial and industrial |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 7,378 | 1,332 |
Recorded Investment With No Allowance | 5,929 | 467 |
Gross Recorded Investment With Allowance | 649 | 824 |
Total Recorded Investment | 6,578 | 1,291 |
Related Allowance | 366 | 416 |
Average Investment In Impaired Loans | 3,935 | 1,224 | 1,209
Interest Income Recognized | 324 | 57 | 48
Commercial and industrial | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 4,092 | 647 |
Commercial and industrial | Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 722 | 1,296 |
Other income producing property |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 2,423 | 3,117 |
Recorded Investment With No Allowance | 415 | 150 |
Gross Recorded Investment With Allowance | 1,609 | 2,722 |
Total Recorded Investment | 2,024 | 2,872 |
Related Allowance | 50 | 142 |
Average Investment In Impaired Loans | 2,448 | 3,005 | 2,755
Interest Income Recognized | 84 | 155 | 171
Other income producing property | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 798 | 500 |
Other income producing property | Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 1,101 | 244 |
Consumer |  |  |
Loans and Allowance for Loan Losses |  |  |
Unpaid Contractual Principal Balance | 233 | 211 |
Gross Recorded Investment With Allowance | 173 | 188 |
Total Recorded Investment | 173 | 188 |
Related Allowance | 55 | 2 |
Average Investment In Impaired Loans | 181 | 213 | 192
Interest Income Recognized | 4 | 1 | $ 6
Consumer | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | 1,587 | 1,267 |
Consumer | Acquired non-credit impaired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | $ 1,604 | 1,568 |
Restructured loans | ASC Topic 31020 Loans | Minimum |  |  |
Loans and Allowance for Loan Losses |  |  |
Number of months generally required to return to accruing status | 6 months |  |
Restructured loans | Non acquired non-accrual loans |  |  |
Loans and Allowance for Loan Losses |  |  |
Nonaccrual loans | $ 2,578 | $ 648 |

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