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Securities (Tables) | 12 Months Ended
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Dec. 31, 2015
Investments, Debt and Equity Securities [Abstract] |
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:
|  | 2015 |
(Dollars in thousands) |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |
U.S. Government and federal agency |  | $ | 57,406 |  | $ | 30 |  | $ | (229 | ) | $ | 57,207 |
U.S. Treasury notes and bonds |  |  | 6,133 |  |  | — |  |  | (33 | ) |  | 6,100 |
State and municipal |  |  | 76,005 |  |  | 1,858 |  |  | (109 | ) |  | 77,754 |
Mortgage-backed |  |  | 6,989 |  |  | 26 |  |  | (45 | ) |  | 6,970 |
Corporate |  |  | 8,418 |  |  | 8 |  |  | (39 | ) |  | 8,387 |
Foreign debt |  |  | 1,000 |  |  | — |  |  | (5 | ) |  | 995 |
Equity securities |  |  | 2,279 |  |  | 174 |  |  | — |  |  | 2,453 |
Asset-backed securities |  |  | 274 |  |  | — |  |  | (4 | ) |  | 270 |
Total |  | $ | 158,504 |  | $ | 2,096 |  | $ | (464 | ) | $ | 160,136 |
|  | 2014 |
(Dollars in thousands) |  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value |
U.S. Government and federal agency |  | $ | 44,584 |  | $ | 77 |  | $ | (158 | ) | $ | 44,503 |
U.S. Treasury notes and bonds |  |  | 8,077 |  |  | 11 |  |  | (30 | ) |  | 8,058 |
State and municipal |  |  | 68,376 |  |  | 1,697 |  |  | (238 | ) |  | 69,835 |
Mortgage-backed |  |  | 8,896 |  |  | 68 |  |  | (22 | ) |  | 8,942 |
Corporate |  |  | 7,529 |  |  | 25 |  |  | (16 | ) |  | 7,538 |
Foreign debt |  |  | 1,000 |  |  | — |  |  | (6 | ) |  | 994 |
Equity securities |  |  | 2,280 |  |  | — |  |  | (5 | ) |  | 2,275 |
Asset-backed securities |  |  | 378 |  |  | — |  |  | (2 | ) |  | 376 |
Total |  | $ | 141,120 |  | $ | 1,878 |  | $ | (477 | ) | $ | 142,521 |
Schedule of sales of securities available for sale | Information regarding sales of securities available for sale for the year ended December 31 follows:
(Dollars in thousands) |  |  |  |  |  |  |  |  |  |
|  | 2015 |  | 2014 |  | 2013 |
Proceeds from sales of securities |  | $ | 25,876 |  | $ | 24,766 |  | $ | 8,790 |
Gross realized gains |  |  | 261 |  |  | 341 |  |  | 197 |
Gross realized losses |  |  | — |  |  | 30 |  |  | 60 |
Schedule of expected maturities of available for sale securities | Contractual maturities of securities available for sale at December 31, 2015 were as follows:
(Dollars in thousands) |  |  | Fair Value |
Due within one year |  | $ | 24,173 |
Due after one year through five years |  |  | 94,705 |
Due after five years through ten years |  |  | 35,831 |
Due after ten years |  |  | 2,974 |
Total debt securities |  |  | 157,683 |
Equity securities |  |  | 2,453 |
Total |  | $ | 160,136 |
Schedule of securities pledged as collateral | The carrying amount of securities pledged as collateral at December 31 was as follows:
(Dollars in thousands) |  |  |  |  |  |  |  |
|  |  | 2015 |  |  |  | 2014 |
Securities pledged for securities sold under agreements to repurchase |  | $ | 7,011 |  |  | $ | 34,369 |
Securities pledged for advances from the Federal Home Loan Bank |  |  | 24,199 |  |  |  | — |
Security pledged for Community Reinvestment Act credits |  |  | 276 |  |  |  | 279 |
Total |  | $ | 31,486 |  |  | $ | 34,648 |
Schedule of securities in a continuous unrealized loss position | Securities with unrealized losses at year-end 2015 and 2014, aggregated by investment category and length of time the individual securities have been in an unrealized loss position, were as follows:
|  | 2015
|  | 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 |  | $ | 38,567 |  |  | $ | (216 | ) |  | $ | 986 |  |  | $ | (13 | ) |  | $ | 39,553 |  |  | $ | (229 | )
U.S. Treasury notes and bonds |  |  | 6,101 |  |  |  | (33 | ) |  |  | — |  |  |  | — |  |  |  | 6,101 |  |  |  | (33 | )
State and municipal |  |  | 10,382 |  |  |  | (69 | ) |  |  | 2,906 |  |  |  | (40 | ) |  |  | 13,288 |  |  |  | (109 | )
Mortgage-backed |  |  | 4,459 |  |  |  | (41 | ) |  |  | 382 |  |  |  | (4 | ) |  |  | 4,841 |  |  |  | (45 | )
Corporate |  |  | 4,284 |  |  |  | (33 | ) |  |  | 896 |  |  |  | (6 | ) |  |  | 5,180 |  |  |  | (39 | )
Foreign debt |  |  | 995 |  |  |  | (5 | ) |  |  | — |  |  |  | — |  |  |  | 995 |  |  |  | (5 | )
Asset-backed securities |  |  | — |  |  |  | — |  |  |  | 270 |  |  |  | (4 | ) |  |  | 270 |  |  |  | (4 | )
Total temporarily impaired |  | $ | 64,788 |  |  | $ | (397 | ) |  | $ | 5,440 |  |  | $ | (67 | ) |  | $ | 70,228 |  |  | $ | (464 | )
|  | 2014
|  | 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 |  | $ | 11,323 |  |  | $ | (26 | ) |  | $ | 13,005 |  |  | $ | (132 | ) |  | $ | 24,328 |  |  | $ | (158 | )
U.S. Treasury notes and bonds |  |  | — |  |  |  | — |  |  |  | 2,089 |  |  |  | (30 | ) |  |  | 2,089 |  |  |  | (30 | )
State and municipal |  |  | 8,463 |  |  |  | (59 | ) |  |  | 8,977 |  |  |  | (179 | ) |  |  | 17,440 |  |  |  | (238 | )
Mortgage-backed |  |  | 989 |  |  |  | (4 | ) |  |  | 1,535 |  |  |  | (18 | ) |  |  | 2,524 |  |  |  | (22 | )
Corporate |  |  | 2,054 |  |  |  | (7 | ) |  |  | 1,393 |  |  |  | (9 | ) |  |  | 3,447 |  |  |  | (16 | )
Foreign debt |  |  | — |  |  |  | — |  |  |  | 994 |  |  |  | (6 | ) |  |  | 994 |  |  |  | (6 | )
Equity securities |  |  | 1,000 |  |  |  | (5 | ) |  |  | — |  |  |  | — |  |  |  | 1,000 |  |  |  | (5 | )
Asset-backed securities |  |  | — |  |  |  | — |  |  |  | 376 |  |  |  | (2 | ) |  |  | 376 |  |  |  | (2 | )
Total temporarily impaired |  | $ | 23,829 |  |  | $ | (101 | ) |  | $ | 28,369 |  |  | $ | (376 | ) |  | $ | 52,198 |  |  | $ | (477 | )

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