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Fair Value of Financial Instruments (Financial instruments Measured at Fair Value) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Securities available for sale: |  |
Securities available for sale | $ 501,351 | $ 343,270
Recurring [Member] | Quoted Prices in Market for Identical Assets (Level 1) [Member] |  |
Securities available for sale: |  |
Government-sponsored enterprise securities |  |
Mortgage-backed securities |  |
Corporate bonds |  |
Securities available for sale |  |
Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Securities available for sale: |  |
Government-sponsored enterprise securities | 82,662 | 13,867
Mortgage-backed securities | 385,551 | 295,213
Corporate bonds | 33,138 | 34,190
Equity securities |  |
Securities available for sale | 501,351 | 343,270
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Securities available for sale: |  |
Government-sponsored enterprise securities |  |
Mortgage-backed securities |  |
Corporate bonds |  |
Securities available for sale |  |
Recurring [Member] | Fair Value [Member] |  |
Securities available for sale: |  |
Government-sponsored enterprise securities | 82,662 | 13,867
Mortgage-backed securities | 385,551 | 295,213
Corporate bonds | 33,138 | 34,190
Equity securities |  |
Securities available for sale | 501,351 | 343,270
Nonrecurring [Member] | Quoted Prices in Market for Identical Assets (Level 1) [Member] |  |
Securities available for sale: |  |
Impaired loans |  |
Foreclosed real estate |  |
Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Securities available for sale: |  |
Impaired loans |  |
Foreclosed real estate |  |
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Securities available for sale: |  |
Impaired loans | 13,071 | 14,086
Foreclosed real estate | 7,440 | 12,571
Nonrecurring [Member] | Fair Value [Member] |  |
Securities available for sale: |  |
Impaired loans | 13,071 | 14,086
Foreclosed real estate | $ 7,440 | $ 12,571

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- Definition Fair value of corporate bonds. + References No definition available. + Details
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- Definition Fair value of government sponsored enterprise securities. + References No definition available. + Details
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- Definition Fair value of impaired loans covered by loss sharing arrangements. + References No definition available. + Details
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- Definition Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as available-for-sale. + References No definition available. + Details
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