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Securities - Contractural Maturities (Details) (USD $) In Thousands, unless otherwise specified | 9 Months Ended |
--- | --- | ---
Sep. 30, 2014 | Dec. 31, 2013
Securities Available-for-Sale, Amortized Cost |  |
Due in one year or less | $ 410 |
Due after one year through five years | 5,811 |
Due after five years through ten years | 36,724 |
Due after ten years | 5,372 |
Debt securities excluding securities not due at a single maturity date | 48,317 |
Total | 367,397 | 376,286
Securities Available-for-Sale, Weighted Average Yield |  |
Due in one year or less (as a percent) | 4.50% |
Due after one year through five years (as a percent) | 2.87% |
Due after five years through ten years (as a percent) | 2.44% |
Due after ten years (as a percent) | 3.31% |
Debt securities (as a percent) | 2.61% |
Total (as a percent) | 2.37% |
Securities Available-for-Sale, Fair Value |  |
Due in one year or less | 421 |
Due after one year through five years | 5,992 |
Due after five years through ten years | 36,218 |
Due after ten years | 5,199 |
Debt securities | 47,830 |
Fair Value | 362,243 | 372,191
Securities Held-to-Maturity, Amortized Cost |  |
Amortized Cost | 263,040 | 256,571
Securities Held-to-Maturity, Fair Value |  |
Fair Value | 264,343 | 254,328
Collateralized mortgage obligations |  |
Securities Available-for-Sale, Amortized Cost |  |
Securities not due at a single maturity date | 29,951 |
Total | 29,951 | 66,766
Securities Available-for-Sale, Weighted Average Yield |  |
Securities not due at a single maturity date, Weighted Average Yield (as a percent) | 2.46% |
Securities Available-for-Sale, Fair Value |  |
Securities not due at a single maturity date | 28,417 |
Fair Value | 28,417 | 63,876
Securities Held-to-Maturity, Amortized Cost |  |
Amortized Cost | 225,719 | 221,303
Securities Held-to-Maturity, Fair Value |  |
Fair Value | 225,687 | 219,088
Asset-backed securities |  |
Securities Available-for-Sale, Amortized Cost |  |
Securities not due at a single maturity date | 194,927 |
Total | 194,927 | 274,118
Securities Available-for-Sale, Weighted Average Yield |  |
Securities not due at a single maturity date, Weighted Average Yield (as a percent) | 2.10% |
Securities Available-for-Sale, Fair Value |  |
Securities not due at a single maturity date | 192,798 |
Fair Value | 192,798 | 273,203
Collateralized mortgage obligation |  |
Securities Held-to-Maturity, Amortized Cost |  |
Amortized Cost | 263,040 |
Securities Held-to-Maturity, Weighted Average Yield |  |
Weighted Average Yield (as a percent) | 3.05% |
Securities Held-to-Maturity, Fair Value |  |
Fair Value | $ 264,343 |

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- Definition Amortized cost of debt securities categorized neither as held-to-maturity nor trading. This item represents the total amortized cost of all debt securities grouped by maturity dates, excluding the securities with no single maturity date. + References No definition available. + Details
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- Definition Represents the weighted average yield of available-for-sale debt securities maturing after the tenth rolling twelve months following the latest balance sheet presented. This item represents the weighted average yield of all debt securities grouped by maturity dates, excluding the securities with no single maturity date. + References No definition available. + Details
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- Definition Represents the weighted average yield of available-for-sale debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. + References No definition available. + Details
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