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Condensed Financial Statements of Parent Company (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | --- | ---
Assets |  |  |  |
Securities available for sale (Note 2) | $ 339,579 | $ 166,602 |  |
Other assets | 9,499 | 7,355 |  |
Total assets | 1,386,128 | 670,544 |  |
Liabilities |  |  |  |
Other liabilities | 6,189 | 3,019 |  |
Total liabilities | 1,193,989 | 590,067 |  |
Shareholders' equity | 192,139 | 80,477 | $ 76,550 | $ 71,698
Total liabilities and shareholders' equity | 1,386,128 | 670,544 |  |
Parent Company [Member] |  |  |  |
Assets |  |  |  |
Cash | 991 | 1,400 | $ 1,249 | $ 516
Equity securities at fair value | 1,840 | 1,960 |  |
Securities available for sale (Note 2) | 959 | 1,692 |  |
Other assets | 468 | 122 |  |
Investment in Bank subsidiaries | 189,578 | 75,313 |  |
Total assets | 193,836 | 80,487 |  |
Liabilities |  |  |  |
Other liabilities | 1,697 | 10 |  |
Total liabilities | 1,697 | 10 |  |
Shareholders' equity | 192,139 | 80,477 |  |
Total liabilities and shareholders' equity | $ 193,836 | $ 80,487 |  |

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