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Note 20 - Parent Company Only Financial Statements - Condensed Balance Sheets (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Cash and due from banks | $ 37,490 | $ 61,329 |  |
Interest-bearing deposits at financial institutions | 75,292 | 86,596 |  |
Securities available for sale, at fair value | 337,830 | 361,966 |  |
Loans/leases receivable held for investment | 4,676,304 | 4,247,371 |  |
Premises and equipment, net | 78,530 | 72,693 |  |
Other assets | 93,412 | 83,548 |  |
Total assets | 6,096,132 | 5,705,043 | $ 4,909,050 |
Subordinated notes | 113,850 | 118,691 |  |
Junior subordinated debentures | 38,155 | 37,993 |  |
Other liabilities | 100,410 | 105,729 |  |
Total liabilities | 5,419,122 | 5,111,250 |  |
Common stock | 15,613 | 15,806 |  |
Additional paid-in capital | 273,768 | 275,807 |  |
Retained earnings | 386,077 | 300,804 |  |
Total stockholders' equity | 677,010 | 593,793 | $ 535,351 | $ 473,138
Total liabilities and stockholders' equity | 6,096,132 | 5,705,043 |  |
Reportable Legal Entities [Member] | Parent Company [Member] |  |  |  |
Cash and due from banks | 41,531 | 88,610 |  |
Interest-bearing deposits at financial institutions | 5,750 | 7,200 |  |
Premises and equipment, net | 8,632 | 9,242 |  |
Other assets | 7,716 | 16,268 |  |
Total assets | 838,598 | 781,092 |  |
Subordinated notes | 113,850 | 113,691 |  |
Junior subordinated debentures | 38,155 | 37,993 |  |
Other liabilities | 9,583 | 35,615 |  |
Total liabilities | 161,588 | 187,299 |  |
Common stock | 15,613 | 15,806 |  |
Additional paid-in capital | 273,768 | 275,807 |  |
Retained earnings | 386,077 | 300,804 |  |
Accumulated other comprehensive income | 1,552 | 1,376 |  |
Total stockholders' equity | 677,010 | 593,793 |  |
Total liabilities and stockholders' equity | 838,598 | 781,092 |  |
Reportable Legal Entities [Member] | Parent Company [Member] | Bank Subsidiaries [Member] |  |  |  |
Investment in bank subsidiaries | 769,628 | 655,232 |  |
Reportable Legal Entities [Member] | Parent Company [Member] | Non-bank Subsidiaries [Member] |  |  |  |
Investment in bank subsidiaries | $ 5,341 | $ 4,540 |  |

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