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Parent Company Financial Statements (Statements of Condition) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Investment in subsidiaries: |  |  |  |
Other assets | $ 101,102 | $ 152,388 |  |
Total assets | 5,500,356 | 4,898,745 |  |
LIABILITIES AND SHAREHOLDERS' EQUITY |  |  |  |
Accrued interest and other liabilities | 94,234 | 117,417 |  |
Shareholders’ equity | 541,294 | 529,314 | $ 473,415 | $ 435,825
Total liabilities and shareholders’ equity | 5,500,356 | 4,898,745 |  |
Parent Company [Member] |  |  |  |
ASSETS |  |  |  |
Cash | 34,339 | 35,359 |  |
Investment in subsidiaries: |  |  |  |
Investment in subsidiary | 558,045 | 558,820 |  |
Receivable from subsidiary |  | 46 |  |
Other assets | 19,259 | 23,401 |  |
Total assets | 611,643 | 617,626 |  |
LIABILITIES AND SHAREHOLDERS' EQUITY |  |  |  |
Subordinated debentures | 44,331 | 59,331 |  |
Due to subsidiary | 156 | 0 |  |
Accrued interest and other liabilities | 25,862 | 28,981 |  |
Shareholders’ equity | 541,294 | 529,314 |  |
Total liabilities and shareholders’ equity | $ 611,643 | $ 617,626 |  |

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