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Investment Securities (Details) - Investments classified by maturity date - USD ($) $ in Thousands | Sep. 30, 2015 | Dec. 31, 2014
--- | --- | ---
Investment securities available-for-sale: |  |
Due in one year or less | $ 16,296 |
Due in one year or less | 16,443 |
Due after one year through five years | 30,271 |
Due after one year through five years | 31,401 |
Due after five years through ten years | 55,740 |
Due after five years through ten years | 56,953 |
Due after ten years | 51,793 |
Due after ten years | 52,248 |
Total | 220,130 | $ 281,461
Total | 224,214 |
Investment securities held-to-maturity: |  |
Due after one year through five years | 13,571 |
Due after one year through five years | 13,888 |
Due after five years through ten years | 76,126 |
Due after five years through ten years | 78,980 |
Due after ten years | 129,134 |
Due after ten years | 133,120 |
Total | 227,221 | 224,682
Total | 234,493 | 231,445
Total investment securities | 447,351 |
Total investment securities | 458,707 |
Residential Mortgage Backed Securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 46,943 |
Investment Securities Available-for-Sale: Fair Value | 48,091 |
Total | 46,943 | 58,836
Investment securities held-to-maturity: |  |
Investment Securities Held-to-Maturity: Amoritzed Cost | 4,240 |
Investment Securities Held-to-Maturity: Fair Value | 4,258 |
Total | 4,258 | 5,983
Commercial Mortgage Backed Securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 2,996 |
Investment Securities Available-for-Sale: Fair Value | 3,055 |
Total | 2,996 | 3,042
Investment securities held-to-maturity: |  |
Investment Securities Held-to-Maturity: Amoritzed Cost | 4,150 |
Investment Securities Held-to-Maturity: Fair Value | 4,247 |
Total | 4,247 | 4,316
Equity Securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 376 |
Investment Securities Available-for-Sale: Fair Value | 338 |
Total | 376 | 376
Other Securities [Member] |  |
Investment securities available-for-sale: |  |
Investment Securities Available-for-Sale: Amortized Cost | 15,715 |
Investment Securities Available-for-Sale: Fair Value | 15,685 |
Total | $ 15,715 | $ 12,941

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