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Credit Quality and Nonperforming Assets - Troubled Debt Restructurings - Tabular Disclosure (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 USD ($) item | Mar. 31, 2019 USD ($) item
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 |
Pre-Modification Outstanding Recorded Investment | $ 86 | $ 203
Post-Modification Outstanding Recorded Investment | 86 | 203
Reserve Difference | 0 | (22)
Reserve | $ 0 | 1
Real Estate Sector [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 |
Pre-Modification Outstanding Recorded Investment | $ 86 | 100
Post-Modification Outstanding Recorded Investment | 86 | 100
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Real Estate Sector [Member] | Other construction/land [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 0
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0
Post-Modification Outstanding Recorded Investment | 0 | 0
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Real Estate Sector [Member] | 1-4 Family - Closed-End [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 0
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0
Post-Modification Outstanding Recorded Investment | 0 | 0
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Real Estate Sector [Member] | Equity Lines [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 1
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 100
Post-Modification Outstanding Recorded Investment | 0 | 100
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Real Estate Sector [Member] | Multi-Family Residential [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 0
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0
Post-Modification Outstanding Recorded Investment | 0 | 0
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Real Estate Sector [Member] | Commercial Real Estate Owner Occupied [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 1 | 0
Pre-Modification Outstanding Recorded Investment | $ 86 | $ 0
Post-Modification Outstanding Recorded Investment | 86 | 0
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Real Estate Sector [Member] | Farmland [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 0
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0
Post-Modification Outstanding Recorded Investment | 0 | 0
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Agricultural Sector [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 0
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0
Post-Modification Outstanding Recorded Investment | 0 | 0
Reserve Difference | 0 | 0
Reserve | $ 0 | $ 0
Commercial and Industrial Sector [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 2
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 94
Post-Modification Outstanding Recorded Investment | 0 | 94
Reserve Difference | 0 | (20)
Reserve | $ 0 | $ 1
Consumer Loans Sector [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Loans | item | 0 | 1
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 9
Post-Modification Outstanding Recorded Investment | 0 | 9
Reserve Difference | 0 | (2)
Reserve | $ 0 | $ 0

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