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Note 16 - Condensed Financial Statements of Parent Company - Condensed Balance Sheets (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | ---
Equity securities, fair value | $ 2,896 | $ 2,851 |  |
Securities available for sale | 574,787 | 339,579 |  |
Other assets | 15,650 | 9,499 |  |
Total assets | 1,919,342 | 1,386,128 |  |
Other liabilities (Notes 11 and 13) | 5,080 | 6,189 |  |
Total liabilities | 1,692,074 | 1,193,989 |  |
Shareholders' equity | 227,268 | 192,139 | $ 80,477 | $ 76,550
Total liabilities and shareholders’ equity | 1,919,342 | 1,386,128 |  |
Term Loan [Member] |  |  |  |
Long-term debt, carrying amount | 9,167 | 0 |  |
Parent Company [Member] |  |  |  |
Cash | 11,939 | 991 |  |
Equity securities, fair value | 1,884 | 1,840 |  |
Securities available for sale | 0 | 959 |  |
Other assets | 292 | 468 |  |
Investment in subsidiaries | 228,895 | 189,578 |  |
Total assets | 243,010 | 193,836 |  |
Other liabilities (Notes 11 and 13) | 3,486 | 1,697 |  |
Total liabilities | 15,742 | 1,697 |  |
Shareholders' equity | 227,268 | 192,139 |  |
Total liabilities and shareholders’ equity | 243,010 | 193,836 |  |
Parent Company [Member] | Term Loan [Member] |  |  |  |
Long-term debt, carrying amount | 9,167 | 0 |  |
Parent Company [Member] | Trust Preferred Securities [Member] |  |  |  |
Long-term debt, carrying amount | $ 3,089 | $ 0 |  |

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