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Securities (Tables) | 12 Months Ended
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Dec. 31, 2018
Investments, Debt and Equity Securities [Abstract] |
Schedule of fair value of securities | The fair value of equity securities and the related gross unrealized gains and losses recognized in noninterest income at December 31 were as follows:
|  | 2018 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
(Dollars in thousands) |  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
Equity securities |  | $ | 2,502 |  |  |  | 459 |  |  |  | (114 | ) |  |  | 2,847 |
Schedule of fair value of securities available for sale | The fair value of securities available for sale and the related gross unrealized gains and losses recognized in accumulated other comprehensive income (loss) at December 31 were as follows:
|  | 2018 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
(Dollars in thousands) |  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
U.S. Government and federal agency |  | $ | 34,079 |  |  | $ | 1 |  |  | $ | (551 | ) |  | $ | 33,529 |
U.S. Treasury notes and bonds |  |  | 1,992 |  |  |  | — |  |  |  | (45 | ) |  |  | 1,947 |
State and municipal |  |  | 104,317 |  |  |  | 544 |  |  |  | (933 | ) |  |  | 103,928 |
Mortgage-backed |  |  | 21,654 |  |  |  | 126 |  |  |  | (205 | ) |  |  | 21,575 |
Corporate |  |  | 5,147 |  |  |  | 1 |  |  |  | (46 | ) |  |  | 5,102 |
Trust preferred securities |  |  | 500 |  |  |  | — |  |  |  | — |  |  |  | 500 |
Asset-backed securities |  |  | 21 |  |  |  | — |  |  |  | — |  |  |  | 21 |
Total |  | $ | 167,710 |  |  | $ | 672 |  |  | $ | (1,780 | ) |  | $ | 166,602 |
|  | 2017 |
|  |  |  |  | Gross |  |  | Gross |  |  |  |
(Dollars in thousands) |  | Amortized |  |  | Unrealized |  |  | Unrealized |  |  | Fair |
|  | Cost |  |  | Gains |  |  | Losses |  |  | Value |
U.S. Government and federal agency |  | $ | 35,518 |  |  | $ | — |  |  | $ | (392 | ) |  | $ | 35,126 |
U.S. Treasury notes and bonds |  |  | 1,991 |  |  |  | — |  |  |  | (31 | ) |  |  | 1,960 |
State and municipal |  |  | 99,609 |  |  |  | 910 |  |  |  | (471 | ) |  |  | 100,048 |
Mortgage-backed |  |  | 9,943 |  |  |  | 8 |  |  |  | (131 | ) |  |  | 9,820 |
Corporate |  |  | 5,184 |  |  |  | 2 |  |  |  | (35 | ) |  |  | 5,151 |
Equity securities |  |  | 2,583 |  |  |  | 309 |  |  |  | — |  |  |  | 2,892 |
Trust preferred securities |  |  | 500 |  |  |  | — |  |  |  | — |  |  |  | 500 |
Asset-backed securities |  |  | 95 |  |  |  | — |  |  |  | (1 | ) |  |  | 94 |
Total |  | $ | 155,423 |  |  | $ | 1,229 |  |  | $ | (1,061 | ) |  | $ | 155,591 |
Schedule of sales of equity securities and securities available for sale | Information regarding sales of equity securities and securities available for sale for the year ended December 31 follows:
(Dollars in thousands) |  |  |  |  |  |  |  |  |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Proceeds from sales of securities |  | $ | 2,725 |  |  | $ | 57,628 |  |  | $ | 15,317 |
Gross realized gains |  |  | 42 |  |  |  | 184 |  |  |  | 312 |
Gross realized losses |  |  | 8 |  |  |  | 464 |  |  |  | — |
Schedule of contractual maturities of equity securities and securities available for sale | Contractual maturities of equity securities and securities available for sale at December 31, 2018 were as follows:
(Dollars in thousands) |  | Amortized |  |  | Fair |
|  | Cost |  |  | Value |
Due within one year |  | $ | 30,224 |  |  | $ | 30,390 |
Due after one year through five years |  |  | 69,299 |  |  |  | 68,809 |
Due after five years through ten years |  |  | 44,108 |  |  |  | 43,895 |
Due after ten years |  |  | 2,425 |  |  |  | 1,933 |
Total debt securities |  |  | 146,056 |  |  |  | 145,027 |
Mortgage-backed securities |  |  | 21,654 |  |  |  | 21,575 |
Equity securities |  |  | 2,502 |  |  |  | 2,847 |
Total |  | $ | 170,212 |  |  | $ | 169,449 |
Schedule of securities pledged as collateral | The carrying amount of securities pledged as collateral at December 31 was as follows:
(Dollars in thousands) |  | 2018 |  |  | 2017 |
Securities pledged for securities sold under agreements to repurchase |  | $ | — |  |  | $ | 9,902 |
Security pledged for Community Reinvestment Act credits |  |  | 257 |  |  |  | 262 |
Total |  | $ | 257 |  |  | $ | 10,164 |
Schedule of securities in a continuous unrealized loss position | Securities with unrealized losses at year-end 2018 and 2017, aggregated by investment category and length of time the individual securities have been in an unrealized loss position, were as follows:
|  | 2018 |
|  | 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 |  | $ | — |  |  | $ | — |  |  | $ | 31,499 |  |  | $ | (551 | ) |  | $ | 31,499 |  |  | $ | (551 | )
U.S. Treasury notes and bonds |  |  | — |  |  |  | — |  |  |  | 1,947 |  |  |  | (45 | ) |  |  | 1,947 |  |  |  | (45 | )
State and municipal |  |  | 9,726 |  |  |  | (36 | ) |  |  | 56,763 |  |  |  | (897 | ) |  |  | 66,489 |  |  |  | (933 | )
Mortgage-backed |  |  | 5,384 |  |  |  | (28 | ) |  |  | 7,443 |  |  |  | (177 | ) |  |  | 12,827 |  |  |  | (205 | )
Corporate |  |  | — |  |  |  | — |  |  |  | 4,604 |  |  |  | (46 | ) |  |  | 4,604 |  |  |  | (46 | )
Equity securities |  |  | 886 |  |  |  | (114 | ) |  |  | — |  |  |  | — |  |  |  | 886 |  |  |  | (114 | )
Total temporarily impaired |  | $ | 15,996 |  |  | $ | (178 | ) |  | $ | 102,256 |  |  | $ | (1,716 | ) |  | $ | 118,252 |  |  | $ | (1,894 | )
|  | 2017 |
|  | 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 |  | $ | 20,297 |  |  | $ | (190 | ) |  | $ | 9,798 |  |  | $ | (202 | ) |  | $ | 30,095 |  |  | $ | (392 | )
U.S. Treasury notes and bonds |  |  | 1,960 |  |  |  | (31 | ) |  |  | — |  |  |  | — |  |  |  | 1,960 |  |  |  | (31 | )
State and municipal |  |  | 38,887 |  |  |  | (319 | ) |  |  | 6,889 |  |  |  | (152 | ) |  |  | 45,776 |  |  |  | (471 | )
Mortgage-backed |  |  | 8,481 |  |  |  | (104 | ) |  |  | 838 |  |  |  | (27 | ) |  |  | 9,319 |  |  |  | (131 | )
Corporate |  |  | 2,471 |  |  |  | (17 | ) |  |  | 687 |  |  |  | (18 | ) |  |  | 3,158 |  |  |  | (35 | )
Asset-backed securities |  |  | — |  |  |  | — |  |  |  | 94 |  |  |  | (1 | ) |  |  | 94 |  |  |  | (1 | )
Total temporarily impaired |  | $ | 72,096 |  |  | $ | (661 | ) |  | $ | 18,306 |  |  | $ | (400 | ) |  | $ | 90,402 |  |  | $ | (1,061 | )
Schedule of unrealized gains and losses on equity securities | Following is information regarding unrealized gains and losses on equity securities for the year ending December 31, 2018:
|  | 2018 |
New gains and losses recognized during the period |  | $ | 71 |
Less: Net gains and losses recognized during the period on securities sold |  |  | 9 |
Unrealized gains and losses recognized during the reporting period on securities still held at the reporting date |  | $ | 62 |

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