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Investments (Amortized Cost and Fair Values Classified by Contractual Maturity Date) (Details) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Jun. 01, 2014 | Dec. 31, 2013
--- | --- | --- | ---
Schedule of Investments [Line Items] |  |  |
Amortized Cost: Due after one year through five years | $ 47,400 |  |
Amortized Cost: Due after five years through ten years | 34,461 |  |
Amortized Cost: Due after ten years | 60,508 |  |
Amortized Cost: Sub Total | 142,369 |  |
Fair Value: Due after one year through five years | 47,322 |  |
Fair Value: Due after five years through ten years | 35,267 |  |
Fair Value: Due after ten years | 47,105 |  |
Available For Sale Debt Maturities Fair Value Sub Total | 129,694 |  |
Available-for-sale Securities, Amortized Cost Basis | 218,021 |  | 368,319
Available-for-sale Securities | 205,258 |  | 336,589
Amortized Cost: Due after five years through ten years, Held to maturity | 8,046 |  |
Amortized Cost: Due after ten years, Held to maturity | 19,110 |  |
Amortized Cost: Total, Held to maturity | 27,156 |  |
Fair Value: Due after five years through ten years, Held to maturity | 8,045 |  |
Fair Value: Due after ten years, Held to maturity | 18,652 |  |
Fair Value: Total, Held to maturity | 26,697 |  |
Held-to-maturity securities | 107,586 | 107,600 | 3,900
Held-to-maturity securities, fair value | 107,161 |  | 3,590
Residential Mortgage-backed Agencies [Member] |  |  |
Schedule of Investments [Line Items] |  |  |
Available-for-sale Securities, Amortized Cost Basis | 48,369 |  | 116,933
Available-for-sale Securities | 48,128 |  | 112,444
Held-to-maturity securities | 55,756 |  |
Held-to-maturity securities, fair value | 55,805 |  |
Commercial Mortgage-backed Agencies [Member] |  |  |
Schedule of Investments [Line Items] |  |  |
Available-for-sale Securities, Amortized Cost Basis | 17,284 |  | 31,025
Available-for-sale Securities | 17,324 |  | 29,905
Held-to-maturity securities | 16,524 |  |
Held-to-maturity securities, fair value | 16,549 |  |
Collateralized Mortgage Obligations [Member] |  |  |
Schedule of Investments [Line Items] |  |  |
Available-for-sale Securities, Amortized Cost Basis | 9,999 |  | 30,468
Available-for-sale Securities | 10,112 |  | 29,390
Held-to-maturity securities | 8,150 |  |
Held-to-maturity securities, fair value | $ 8,110 |  |

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