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Note 21 - Parent Corporation Only Financial Statements - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Net income | $ 32,557 | $ 28,915 | $ 32,358 | $ 31,381 | $ 33,038 | $ 32,097 | $ 32,219 | $ 32,999 | $ 125,211 | $ 130,353 | $ 71,289
Loss on equity securities, net |  |  |  |  |  |  |  |  | 1,521 | 373 | (202)
Amortization of subordinated debt issuance costs |  |  |  |  |  |  |  |  | 304 | 303 | 323
Decrease (increase) in other assets |  |  |  |  |  |  |  |  | (12,413) | 46,086 | (22,498)
Decrease in other liabilities |  |  |  |  |  |  |  |  | 48,322 | 10,526 | (4,174)
Net cash provided by (used in) operating activities |  |  |  |  |  |  |  |  | 176,777 | 202,273 | 81,125
Net cash used in investing activities |  |  |  |  |  |  |  |  | (1,543,232) | (689,860) | (323,365)
Cash dividends paid on preferred stock |  |  |  |  |  |  |  |  | (6,037) | (1,717) | 0
Cash dividends paid on common stock |  |  |  |  |  |  |  |  | (23,428) | (17,493) | (14,317)
Proceeds from preferred stock offering |  |  |  |  |  |  |  |  | 0 | 110,927 | 0
Proceeds from exercise of stock options |  |  |  |  |  |  |  |  | 124 | 106 | 233
Net cash (used in) provided by financing activities |  |  |  |  |  |  |  |  | 1,369,234 | 449,367 | 344,513
Decrease (increase) in cash and cash equivalents |  |  |  |  |  |  |  |  | 2,779 | (38,220) | 102,273
Cash and cash equivalents at beginning of period |  |  |  | 265,536 |  |  |  | 303,756 | 265,536 | 303,756 | 201,483
Cash and cash equivalents at end of period | 268,315 |  |  |  | 265,536 |  |  |  | 268,315 | 265,536 | 303,756
Parent Company [Member] |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  | 125,211 | 130,353 | 71,289
Equity in undistributed earnings of subsidiary |  |  |  |  |  |  |  |  | (96,026) | (113,396) | (63,669)
Loss on equity securities, net |  |  |  |  |  |  |  |  | 45 | 55 | 0
Amortization of subordinated debt issuance costs |  |  |  |  |  |  |  |  | 304 | 303 | 323
Decrease (increase) in other assets |  |  |  |  |  |  |  |  | 0 | 50,590 | (50,001)
Decrease in other liabilities |  |  |  |  |  |  |  |  | (14) | (287) | (391)
Net cash provided by (used in) operating activities |  |  |  |  |  |  |  |  | 29,520 | 67,618 | (42,449)
Sale of equity securities |  |  |  |  |  |  |  |  | (3,538) | (780) | 0
Repayment of short-term borrowing |  |  |  |  |  |  |  |  | 0 | 0 | (3,000)
Net cash used in investing activities |  |  |  |  |  |  |  |  | (3,538) | (780) | (3,000)
Proceeds from (repayment of) proceeds from subordinated debt |  |  |  |  |  |  |  |  | 0 | (50,000) | 73,440
Cash dividends paid on preferred stock |  |  |  |  |  |  |  |  | (6,037) | (1,717) | 0
Cash dividends paid on common stock |  |  |  |  |  |  |  |  | (23,428) | (17,493) | (14,317)
Purchase of treasury stock |  |  |  |  |  |  |  |  | (13,127) | (9,401) | (911)
Proceeds from preferred stock offering |  |  |  |  |  |  |  |  | 0 | 110,927 | 0
Proceeds from exercise of stock options |  |  |  |  |  |  |  |  | 124 | 106 | 233
Net cash (used in) provided by financing activities |  |  |  |  |  |  |  |  | (42,468) | 32,422 | 58,445
Decrease (increase) in cash and cash equivalents |  |  |  |  |  |  |  |  | (16,486) | 99,260 | 12,996
Cash and cash equivalents at beginning of period |  |  |  | $ 133,648 |  |  |  | $ 34,388 | 133,648 | 34,388 | 21,392
Cash and cash equivalents at end of period | $ 117,162 |  |  |  | $ 133,648 |  |  |  | $ 117,162 | $ 133,648 | $ 34,388

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- Definition Amount of cash inflow from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as investing activity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 19 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3444-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=123583714&loc=SL75117360-209713 + Details
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