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v3.20.2

Loans and allowance for credit losses - Financial Effect of TDRs (Details) $ 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
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of loans | loan | 2 | 5 | 8 | 7
Pre-modification outstanding recorded investment | $ 420 | $ 3,507 | $ 6,190 | $ 6,695
Post-modification outstanding recorded investment | 420 | 3,507 | 6,190 | 6,695
Charge offs and specific reserves | $ 0 | $ 106 | $ 0 | $ 106
Commercial and industrial |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of loans | loan | 2 | 1 | 3 | 3
Pre-modification outstanding recorded investment | $ 420 | $ 16 | $ 1,573 | $ 3,204
Post-modification outstanding recorded investment | 420 | 16 | 1,573 | 3,204
Charge offs and specific reserves | $ 0 | $ 0 | $ 0 | $ 0
Construction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of loans | loan |  | 1 |  | 1
Pre-modification outstanding recorded investment |  | $ 1,070 |  | $ 1,070
Post-modification outstanding recorded investment |  | 1,070 |  | 1,070
Charge offs and specific reserves |  |  |  | $ 0
Commercial real estate: | Owner occupied |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of loans | loan |  | 1 | 1 | 1
Pre-modification outstanding recorded investment |  | $ 927 | $ 788 | $ 927
Post-modification outstanding recorded investment |  | 927 | 788 | 927
Charge offs and specific reserves |  | $ 0 | $ 0 | $ 0
Commercial real estate: | Non-owner occupied |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of loans | loan |  | 1 | 2 | 1
Pre-modification outstanding recorded investment |  | $ 1,366 | $ 3,752 | $ 1,366
Post-modification outstanding recorded investment |  | 1,366 | 3,752 | 1,366
Charge offs and specific reserves |  | $ 106 | $ 0 | $ 106
Residential real estate: | 1-to-4 family mortgage |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of loans | loan |  | 1 | 2 | 1
Pre-modification outstanding recorded investment |  | $ 128 | $ 77 | $ 128
Post-modification outstanding recorded investment |  | 128 | 77 | 128
Charge offs and specific reserves |  | $ 0 | $ 0 | $ 0

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