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v3.19.1

Loans and Allowance for Loan Losses - Narrative (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 USD ($) loan segment | Dec. 31, 2018 USD ($) loan
Financing Receivable, Modifications [Line Items] |  |
Loan portfolio segments | segment | 5 |
Number of contracts |  | 0
Number of contracts, subsequent payment default | 0 |
Trouble Debt Restructuring [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Loans that met criteria for restructured | $ | $ 62 | $ 116
Number of contracts, nonaccrual | 0 |

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