Note 2 - Securities (Tables)
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12 Months Ended |
Dec. 31, 2021 |
Notes Tables |
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Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block] |
| | December 31, 2021 | |
| | | | | | Gross | | | Gross | | | | | |
(Dollars in thousands) | | Amortized | | | Unrealized | | | Unrealized | | | Fair | |
| | Cost | | | Gains | | | Losses | | | Value | |
Equity securities | | $ | 7,953 | | | $ | 665 | | | $ | (126 | ) | | $ | 8,492 | |
| | December 31, 2020 | |
| | | | | | Gross | | | Gross | | | | | |
(Dollars in thousands) | | Amortized | | | Unrealized | | | Unrealized | | | Fair | |
| | Cost | | | Gains | | | Losses | | | Value | |
Equity securities | | $ | 2,836 | | | $ | 60 | | | $ | - | | | $ | 2,896 | |
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Debt Securities, Available-for-sale [Table Text Block] |
| | December 31, 2021 | |
| | | | | | Gross | | | Gross | | | | | |
(Dollars in thousands) | | Amortized | | | Unrealized | | | Unrealized | | | Fair | |
| | Cost | | | Gains | | | Losses | | | Value | |
U.S. Government and federal agency | | $ | 2,001 | | | $ | 7 | | | $ | - | | | $ | 2,008 | |
U.S. Treasury notes and bonds | | | 93,267 | | | | 23 | | | | (1,311 | ) | | | 91,979 | |
State and municipal | | | 528,252 | | | | 10,704 | | | | (4,109 | ) | | | 534,847 | |
Mortgage-backed | | | 441,383 | | | | 781 | | | | (9,049 | ) | | | 433,115 | |
Corporate | | | 20,856 | | | | 19 | | | | (233 | ) | | | 20,642 | |
Asset-backed securities | | | 16,387 | | | | - | | | | (93 | ) | | | 16,294 | |
Total | | $ | 1,102,146 | | | $ | 11,534 | | | $ | (14,795 | ) | | $ | 1,098,885 | |
| | December 31, 2020 | |
| | | | | | Gross | | | Gross | | | | | |
(Dollars in thousands) | | Amortized | | | Unrealized | | | Unrealized | | | Fair | |
| | Cost | | | Gains | | | Losses | | | Value | |
U.S. Government and federal agency | | $ | 2,007 | | | $ | 44 | | | $ | - | | | $ | 2,051 | |
U.S. Treasury notes and bonds | | | 1,996 | | | | 60 | | | | - | | | | 2,056 | |
State and municipal | | | 307,201 | | | | 13,191 | | | | (24 | ) | | | 320,368 | |
Mortgage-backed | | | 246,085 | | | | 1,510 | | | | (872 | ) | | | 246,723 | |
Corporate | | | 3,539 | | | | 51 | | | | (1 | ) | | | 3,589 | |
Total | | $ | 560,828 | | | $ | 14,856 | | | $ | (897 | ) | | $ | 574,787 | |
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Schedule of Realized Gain (Loss) [Table Text Block] |
(Dollars in thousands) | | | | | | | | | | | | |
| | 2021 | | | 2020 | | | 2019 | |
Proceeds from sales of securities | | $ | 29,742 | | | $ | 121,942 | | | $ | 178,913 | |
Gross realized gains | | | 0 | | | | 1,308 | | | | 22 | |
Gross realized losses | | | (40 | ) | | | - | | | | - | |
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Investments Classified by Contractual Maturity Date [Table Text Block] |
(Dollars in thousands) | | Amortized | | | Fair | |
| | Cost | | | Value | |
Due within one year | | $ | 25,111 | | | $ | 25,310 | |
Due after one year through five years | | | 49,146 | | | | 50,979 | |
Due after five years through ten years | | | 474,166 | | | | 480,614 | |
Due after ten years | | | 112,340 | | | | 108,867 | |
Total debt securities | | | 660,763 | | | | 665,770 | |
Mortgage-backed securities | | | 441,383 | | | | 433,115 | |
Equity securities | | | 7,953 | | | | 8,492 | |
Total | | $ | 1,110,099 | | | $ | 1,107,377 | |
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Schedule of Financial Instruments Owned and Pledged as Collateral [Table Text Block] |
(Dollars in thousands) | | 2021 | | | 2020 | |
Securities pledged for Community Reinvestment Act credits | | $ | 273 | | | $ | 278 | |
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Debt Securities, Available-for-sale, Unrealized Loss Position, Fair Value [Table Text Block] |
| | 2021 | |
| | Less than 12 months | | | More than 12 months | | | Total | |
(Dollars in thousands) | | Fair | | | Unrealized | | | Fair | | | Unrealized | | | Fair | | | Unrealized | |
| | Value | | | Losses | | | Value | | | Losses | | | Value | | | Losses | |
U.S. Government and federal agency | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | - | |
U.S. Treasury notes and bonds | | | 89,958 | | | | 1,311 | | | | - | | | | - | | | | 89,958 | | | | 1,311 | |
State and municipal | | | 130,001 | | | | 3,253 | | | | 15,237 | | | | 856 | | | | 145,238 | | | | 4,109 | |
Mortgage-backed | | | 261,560 | | | | 5,709 | | | | 86,974 | | | | 3,340 | | | | 348,534 | | | | 9,049 | |
Corporate | | | 17,369 | | | | 233 | | | | - | | | | - | | | | 17,369 | | | | 233 | |
Asset-backed securities | | | 16,294 | | | | 93 | | | | - | | | | - | | | | 16,294 | | | | 93 | |
Total temporarily impaired | | $ | 515,182 | | | $ | 10,599 | | | $ | 102,211 | | | $ | 4,196 | | | $ | 617,393 | | | $ | 14,795 | |
| | 2020 | |
| | Less than 12 months | | | More than 12 months | | | Total | |
(Dollars in thousands) | | Fair | | | Unrealized | | | Fair | | | Unrealized | | | Fair | | | Unrealized | |
| | Value | | | Losses | | | Value | | | Losses | | | Value | | | Losses | |
U.S. Government and federal agency | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | - | |
U.S. Treasury notes and bonds | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | |
State and municipal | | | 8,950 | | | | 24 | | | | - | | | | - | | | | 8,950 | | | | 24 | |
Mortgage-backed | | | 75,126 | | | | 866 | | | | 9,994 | | | | 6 | | | | 85,120 | | | | 872 | |
Corporate | | | 453 | | | | 1 | | | | - | | | | - | | | | 453 | | | | 1 | |
Asset-backed securities | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | |
Total temporarily impaired | | $ | 84,529 | | | $ | 891 | | | $ | 9,994 | | | $ | 6 | | | $ | 94,523 | | | $ | 897 | |
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Gain (Loss) on Securities [Table Text Block] |
| | 2021 | | | 2020 | | | 2019 | |
| | | | | | | | | | | | |
Net gains and losses recognized during the period | | $ | 479 | | | $ | (155 | ) | | $ | - | |
Less: Net gains and losses recognized during the period on securities sold | | | - | | | | - | | | | (5 | ) |
| | | | | | | | | | | | |
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date | | $ | 479 | | | $ | (155 | ) | | $ | 5 | |
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