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Securities (Tables)
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12 Months Ended |
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Dec. 31, 2014
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| Investments, Debt and Equity Securities [Abstract] |
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| Held to maturity securities |
Amortized costs and fair values of securities being held to maturity as of December 31, 2014 are summarized as follows. There were no securities held to maturity as of December 31, 2013. | | | | | | | | | | | | | | | | | | December 31, 2014 | (Dollars in thousands) | Amortized Cost | | Gross Unrealized Gains | | Gross Unrealized Losses | | Fair Value | Held to Maturity | | | | | | | | Obligations of states and political subdivisions | $ | 1,500 |
| | $ | — |
| | $ | (103 | ) | | $ | 1,397 |
| Total | $ | 1,500 |
| | $ | — |
| | $ | (103 | ) | | $ | 1,397 |
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The amortized cost and fair value of securities being held to maturity as of December 31, 2014, by contractual maturity are shown below. | | | | | | | | | | December 31, 2014 | (Dollars in thousands) | Amortized Cost | | Fair Value | Held to Maturity | | | | Due after ten years | $ | 1,500 |
| | $ | 1,397 |
| Total | $ | 1,500 |
| | $ | 1,397 |
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| Amortized costs and fair values of securities available for sale |
Amortized costs and fair values of securities available for sale as of December 31, 2014 and 2013, are summarized as follows: | | | | | | | | | | | | | | | | | | December 31, 2014 | (Dollars in thousands) | Amortized Cost | | Gross Unrealized Gains | | Gross Unrealized Losses | | Fair Value | Available for Sale | | | | | | | | U.S. government agencies | $ | 41,317 |
| | $ | 283 |
| | $ | (203 | ) | | $ | 41,397 |
| Obligations of states and political subdivisions | 55,541 |
| | 2,408 |
| | (209 | ) | | 57,740 |
| Mortgage-backed securities: | | | | | | | | Agency | 169,257 |
| | 4,698 |
| | (742 | ) | | 173,213 |
| Non-agency | 28,235 |
| | 115 |
| | (227 | ) | | 28,123 |
| Other asset backed securities | 31,338 |
| | 433 |
| | (58 | ) | | 31,713 |
| Corporate securities | 16,545 |
| | 131 |
| | (599 | ) | | 16,077 |
| Total | $ | 342,233 |
| | $ | 8,068 |
| | $ | (2,038 | ) | | $ | 348,263 |
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| | | | | | | | | | | | | | | | | | December 31, 2013 | (Dollars in thousands) | Amortized Cost | | Gross Unrealized Gains | | Gross Unrealized Losses | | Fair Value | Available for Sale | | | | | | | | U.S. government agencies | $ | 21,367 |
| | $ | 304 |
| | $ | (332 | ) | | $ | 21,339 |
| Obligations of states and political subdivisions | 68,904 |
| | 1,083 |
| | (2,749 | ) | | 67,238 |
| Mortgage-backed securities: | | | | | | | |
| Agency | 166,095 |
| | 3,539 |
| | (1,624 | ) | | 168,010 |
| Non-agency | 22,029 |
| | 116 |
| | (211 | ) | | 21,934 |
| Other asset backed securities | 33,883 |
| | 710 |
| | (175 | ) | | 34,418 |
| Corporate preferred stock | 69 |
| | 5 |
| | — |
| | 74 |
| Corporate securities | 15,680 |
| | 58 |
| | (328 | ) | | 15,410 |
| Total | $ | 328,027 |
| | $ | 5,815 |
| | $ | (5,419 | ) | | $ | 328,423 |
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| Amortized cost and fair value of securities available for sale by contractual maturity |
Therefore, these securities are not included in the maturity categories in the following maturity summary. | | | | | | | | | | December 31, 2014 | (Dollars in thousands) | Amortized Cost | | Fair Value | Available for Sale | | | | Due in one year or less | $ | 3,801 |
| | $ | 3,838 |
| Due after one year through five years | 48,256 |
| | 50,105 |
| Due after five years through ten years | 42,227 |
| | 42,035 |
| Due after ten years | 19,119 |
| | 19,236 |
| Mortgage-backed securities | 197,492 |
| | 201,336 |
| Other asset backed securities | 31,338 |
| | 31,713 |
| Total | $ | 342,233 |
| | $ | 348,263 |
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| Investments in continuous unrealized loss position |
At December 31, 2014 and 2013, investments in an unrealized loss position that are temporarily impaired are as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | (Dollars in thousands) | | Less than Twelve Months | | Twelve Months or Greater | | Total | 2014 | | Fair Value | | Gross
Unrealized Losses | | Fair Value | | Gross
Unrealized Losses | | Fair Value | | Gross
Unrealized Losses | Held to Maturity | | | | | | | | | | | | | Obligations of states and political subdivisions | | $ | 1,397 |
| | $ | (103 | ) | | $ | — |
| | $ | — |
| | $ | 1,397 |
| | $ | (103 | ) | Total | | $ | 1,397 |
| | $ | (103 | ) | | $ | — |
| | $ | — |
| | $ | 1,397 |
| | $ | (103 | ) | | | | | | | | | | | | | | Available for Sale | | | | | | | | | | | | | U.S. government agencies | | $ | 15,331 |
| | $ | (65 | ) | | $ | 5,833 |
| | $ | (138 | ) | | $ | 21,164 |
| | $ | (203 | ) | Obligations of states and political subdivisions | | 2,780 |
| | (14 | ) | | 3,456 |
| | (195 | ) | | 6,236 |
| | (209 | ) | Mortgage-backed securities: | | |
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| Agency | | 28,065 |
| | (327 | ) | | 11,027 |
| | (415 | ) | | 39,092 |
| | (742 | ) | Non-agency | | 15,488 |
| | (167 | ) | | 4,730 |
| | (60 | ) | | 20,218 |
| | (227 | ) | Other asset backed securities | | 6,594 |
| | (45 | ) | | 1,077 |
| | (13 | ) | | 7,671 |
| | (58 | ) | Corporate securities | | 9,192 |
| | (391 | ) | | 792 |
| | (208 | ) | | 9,984 |
| | (599 | ) | Total | | $ | 77,450 |
| | $ | (1,009 | ) | | $ | 26,915 |
| | $ | (1,029 | ) | | $ | 104,365 |
| | $ | (2,038 | ) |
| | | | | | | | | | | | | | | | | | | | | | | | | | (Dollars in thousands) | | Less than Twelve Months | | Twelve Months or Greater | | Total | 2013 | | Fair Value | | Gross Unrealized Losses | | Fair Value | | Gross Unrealized Losses | | Fair Value | | Gross Unrealized Losses | Available for Sale | | | | | | | | | | | | | U.S. government agencies | | $ | 10,218 |
| | $ | (273 | ) | | $ | 1,416 |
| | $ | (59 | ) | | $ | 11,634 |
| | $ | (332 | ) | Obligations of states and political subdivisions | | 24,568 |
| | (2,539 | ) | | 1,798 |
| | (210 | ) | | 26,366 |
| | (2,749 | ) | Mortgage-backed securities: | | | | | | | | | | |
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| Agency | | 50,048 |
| | (1,264 | ) | | 8,228 |
| | (360 | ) | | 58,276 |
| | (1,624 | ) | Non-agency | | 14,505 |
| | (152 | ) | | 1,351 |
| | (59 | ) | | 15,856 |
| | (211 | ) | Other asset backed securities | | 1,585 |
| | (39 | ) | | 2,187 |
| | (136 | ) | | 3,772 |
| | (175 | ) | Corporate preferred stock | | — |
| | — |
| | — |
| | — |
| | — |
| | — |
| Corporate securities | | 6,247 |
| | (274 | ) | | 4,446 |
| | (54 | ) | | 10,693 |
| | (328 | ) | Total | | $ | 107,171 |
| | $ | (4,541 | ) | | $ | 19,426 |
| | $ | (878 | ) | | $ | 126,597 |
| | $ | (5,419 | ) |
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