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Securities (Tables) | 6 Months Ended
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Jun. 30, 2014
Investments, Debt and Equity Securities [Abstract] |
Available-for-sale Securities [Table Text Block] | The estimated fair value of available-for-sale securities and the related gross unrealized gains and losses recognized in accumulated other comprehensive income (loss) were as follows:
|  |  |  | Gross |  | Gross |  | Estimated |
(Dollars in thousands) |  | Cost |  | Unrealized |  | Unrealized |  | Fair |
|  | Basis |  | Gains |  | Losses |  | Value |
June 30, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government sponsored entities |  | $ | 12,500 |  | $ | - |  | $ | (187) |  | $ | 12,313 |
Collateralized mortgage obligations and residential mortgage-backed securities |  |  | 112,191 |  |  | 1,455 |  |  | (812) |  |  | 112,834 |
Municipal securities |  |  | 78,951 |  |  | 3,136 |  |  | (299) |  |  | 81,788 |
Collateralized debt obligations |  |  | 5,208 |  |  | - |  |  | (2,764) |  |  | 2,444 |
Total securities available-for-sale |  | $ | 208,850 |  | $ | 4,591 |  | $ | (4,062) |  | $ | 209,379 |
December 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government sponsored entities |  | $ | 18,997 |  | $ | - |  | $ | (637) |  | $ | 18,360 |
Collateralized mortgage obligations and residential mortgage-backed securities |  |  | 101,056 |  |  | 1,181 |  |  | (1,922) |  |  | 100,315 |
Municipal securities |  |  | 73,864 |  |  | 1,499 |  |  | (1,710) |  |  | 73,653 |
Collateralized debt obligations |  |  | 5,208 |  |  | - |  |  | (3,240) |  |  | 1,968 |
Total securities available-for-sale |  | $ | 199,125 |  | $ | 2,680 |  | $ | (7,509) |  | $ | 194,296 |
Schedule of Contractual Maturities of Available-for-sale Debt Securities [Table Text Block] | The estimated fair value of available-for-sale debt securities at June 30, 2014, by contractual maturity, were as follows. Securities not due at a single maturity date, primarily mortgage-backed securities, are shown separately.
|  | Available-for-sale |
(Dollars in thousands) |  | Estimated |  |  |  |
|  | Fair |  | Tax-Equivalent |
June 30, 2014 |  | Value |  | Yield (%) |
Due in one year or less |  | $ | 1,256 |  |  | 6.55 |
Due from one to five years |  |  | 18,602 |  |  | 3.28 |
Due from five to ten years |  |  | 23,843 |  |  | 5.40 |
Due over ten years |  |  | 52,844 |  |  | 4.71 |
Collateralized mortgage obligations and residential mortgage-backed securities |  |  | 112,834 |  |  | 2.66 |
Total |  | $ | 209,379 |  |  | 3.57 |
Schedule of Realized Gain (Loss) [Table Text Block] | Sales of available-for-sale securities were as follows for the six months ended:
|  | June 30, |  | June 30, |
(Dollars in thousands) |  | 2014 |  | 2013 |
Proceeds |  | $ | 28,737 |  | $ | 12,475 |
Gross gains |  |  | 728 |  |  | 444 |
Gross losses |  |  | (271) |  |  | - |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | Accumulated other comprehensive income/(loss) balances, net of tax, related to available-for-sale securities, were as follows:
(Dollars in thousands) |  | Unrealized gain/(loss) |
Beginning balance, December 31, 2013 |  | $ | (3,209) |
Current period change |  |  | 3,537 |
Ending balance, June 30, 2014 |  | $ | 328 |
Unrealized Gain (Loss) on Investments [Table Text Block] | Securities with unrealized losses at June 30, 2014 and December 31, 2013 not recognized in income are as follows:
|  | Less than 12 months |  | 12 months or longer |  | Total |
|  | Estimated |  |  |  |  | Estimated |  |  |  |  | Estimated |  |  |  |
(Dollars in thousands) |  | Fair |  | Unrealized |  | Fair |  | Unrealized |  | Fair |  | Unrealized |
|  | Value |  | Losses |  | Value |  | Losses |  | Value |  | Losses |
June 30, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government sponsored entities |  | $ | 995 |  | $ | (5) |  | $ | 11,318 |  | $ | (182) |  | $ | 12,313 |  | $ | (187) |
Collateralized mortgage obligations and residential mortgage-backed securities |  |  | 14,036 |  |  | (48) |  |  | 32,747 |  |  | (764) |  |  | 46,783 |  |  | (812) |
Municipal securities |  |  | 2,633 |  |  | (13) |  |  | 8,901 |  |  | (286) |  |  | 11,534 |  |  | (299) |
Collateralized debt obligations |  |  | - |  |  | - |  |  | 2,444 |  |  | (2,764) |  |  | 2,444 |  |  | (2,764) |
Total temporarily impaired |  | $ | 17,664 |  | $ | (66) |  | $ | 55,410 |  | $ | (3,996) |  | $ | 73,074 |  | $ | (4,062) |
Number of securities |  |  |  |  |  | 16 |  |  |  |  |  | 55 |  |  |  |  |  | 71 |
|  | Less than 12 months |  | 12 months or longer |  | Total |
|  | Estimated |  |  |  |  | Estimated |  |  |  |  | Estimated |  |  |  |
(Dollars in thousands) |  | Fair |  | Unrealized |  | Fair |  | Unrealized |  | Fair |  | Unrealized |
|  | Value |  | Losses |  | Value |  | Losses |  | Value |  | Losses |
December 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government sponsored entities |  | $ | 18,360 |  | $ | (637) |  | $ | - |  | $ | - |  | $ | 18,360 |  | $ | (637) |
Collateralized mortgage obligations and residential mortgage-backed securities |  |  | 62,748 |  |  | (1,922) |  |  | - |  |  | - |  |  | 62,748 |  |  | (1,922) |
Municipal securities |  |  | 27,890 |  |  | (1,571) |  |  | 1,478 |  |  | (139) |  |  | 29,368 |  |  | (1,710) |
Collateralized debt obligations |  |  | - |  |  | - |  |  | 1,968 |  |  | (3,240) |  |  | 1,968 |  |  | (3,240) |
Total temporarily impaired |  | $ | 108,998 |  | $ | (4,130) |  | $ | 3,446 |  | $ | (3,379) |  | $ | 112,444 |  | $ | (7,509) |
Number of securities |  |  |  |  |  | 117 |  |  |  |  |  | 8 |  |  |  |  |  | 125 |

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