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v3.8.0.1

Investments (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 USD ($) Security | Mar. 31, 2017 USD ($) | Dec. 31, 2017 USD ($)
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost | $ 253,725 |  | $ 255,122
Gross unrealized gains | 636 |  | 948
Gross unrealized losses | (3,021) |  | (1,288)
Fair value | $ 251,340 |  | 254,782
Number of securities owned with fair value less than cost | Security | 138 |  |
Available-For-Sale Securities, Fair Value and Gross Unrealized Losses [Abstract] |  |  |
Less than twelve months, Fair value | $ 159,867 |  | 145,686
Twelve months or greater, Fair value | 34,463 |  | 36,708
Total, Fair value | 194,330 |  | 182,394
Less than twelve months, Gross unrealized losses | (2,257) |  | (875)
Twelve months or greater, Gross unrealized losses | (764) |  | (413)
Total, Gross Unrealized Losses | (3,021) |  | (1,288)
Proceeds from sale of securities available-for-sale | 0 | $ 18,766 |
Realized investment gains (losses) [Abstract] |  |  |
Gross gains on available for sale securities | 0 | 172 |
Gross losses on available for sale securities | 0 | 0 |
Net gains | 0 | 172 |
Equity Securities Fv Ni Gain Loss [Abstract] |  |  |
Net gains recognized in equity securities during the period | 6 | $ 0 |
Less: Net gains realized on the sale of equity securities during the period | 0 |  |
Net gains | 6 |  |
Investment securities pledged as collateral | 242,900 |  | 243,400
Available-for-Sale Debt Securities, Amortized Cost [Abstract] |  |  |
Due in one year or less | 37,488 |  |
Due after one year through five years | 120,367 |  |
Due after five years through ten years | 42,684 |  |
Due after ten years | 53,186 |  |
Total | 253,725 |  |
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Due in one year or less | 37,579 |  |
Due after one year through five years | 118,940 |  |
Due after five years through ten years | 42,068 |  |
Due after ten years | 52,753 |  |
Total | 251,340 |  | 254,782
U.S. Agency Securities [Member] |  |  |
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost | 100,256 |  | 99,454
Gross unrealized gains | 3 |  | 26
Gross unrealized losses | (1,073) |  | (593)
Fair value | 99,186 |  | 98,887
Available-For-Sale Securities, Fair Value and Gross Unrealized Losses [Abstract] |  |  |
Less than twelve months, Fair value | 70,435 |  | 74,952
Twelve months or greater, Fair value | 16,851 |  | 16,928
Total, Fair value | 87,286 |  | 91,880
Less than twelve months, Gross unrealized losses | (824) |  | (421)
Twelve months or greater, Gross unrealized losses | (249) |  | (172)
Total, Gross Unrealized Losses | (1,073) |  | (593)
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Total | 99,186 |  | 98,887
U.S. Treasury Securities [Member] |  |  |
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost | 33,768 |  | 28,782
Gross unrealized gains | 0 |  | 0
Gross unrealized losses | (656) |  | (178)
Fair value | 33,112 |  | 28,604
Available-For-Sale Securities, Fair Value and Gross Unrealized Losses [Abstract] |  |  |
Less than twelve months, Fair value | 33,112 |  | 28,604
Twelve months or greater, Fair value | 0 |  | 0
Total, Fair value | 33,112 |  | 28,604
Less than twelve months, Gross unrealized losses | (656) |  | (178)
Twelve months or greater, Gross unrealized losses | 0 |  | 0
Total, Gross Unrealized Losses | (656) |  | (178)
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Total | 33,112 |  | 28,604
Obligations of State and Political Subdivisions [Member] |  |  |
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost | 71,365 |  | 78,409
Gross unrealized gains | 580 |  | 820
Gross unrealized losses | (413) |  | (139)
Fair value | 71,532 |  | 79,090
Available-For-Sale Securities, Fair Value and Gross Unrealized Losses [Abstract] |  |  |
Less than twelve months, Fair value | 27,327 |  | 14,885
Twelve months or greater, Fair value | 4,795 |  | 5,958
Total, Fair value | 32,122 |  | 20,843
Less than twelve months, Gross unrealized losses | (298) |  | (85)
Twelve months or greater, Gross unrealized losses | (115) |  | (54)
Total, Gross Unrealized Losses | (413) |  | (139)
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Total | 71,532 |  | 79,090
Corporate Obligations [Member] |  |  |
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost | 3,000 |  | 3,000
Gross unrealized gains | 50 |  | 83
Gross unrealized losses | 0 |  | 0
Fair value | 3,050 |  | 3,083
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Total | 3,050 |  | 3,083
Mortgage-backed Securities in Government Sponsored Entities [Member] |  |  |
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost | 45,336 |  | 45,385
Gross unrealized gains | 3 |  | 19
Gross unrealized losses | (879) |  | (377)
Fair value | 44,460 |  | 45,027
Available-For-Sale Securities, Fair Value and Gross Unrealized Losses [Abstract] |  |  |
Less than twelve months, Fair value | 28,993 |  | 27,154
Twelve months or greater, Fair value | 12,817 |  | 13,822
Total, Fair value | 41,810 |  | 40,976
Less than twelve months, Gross unrealized losses | (479) |  | (190)
Twelve months or greater, Gross unrealized losses | (400) |  | (187)
Total, Gross Unrealized Losses | (879) |  | (377)
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Total | $ 44,460 |  | 45,027
Equity Securities in Financial Institutions [Member] |  |  |
Available for Sale Securities Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value [Abstract] |  |  |
Amortized cost |  |  | 92
Gross unrealized gains |  |  | 0
Gross unrealized losses |  |  | (1)
Fair value |  |  | 91
Available-For-Sale Securities, Fair Value and Gross Unrealized Losses [Abstract] |  |  |
Less than twelve months, Fair value |  |  | 91
Twelve months or greater, Fair value |  |  | 0
Total, Fair value |  |  | 91
Less than twelve months, Gross unrealized losses |  |  | (1)
Twelve months or greater, Gross unrealized losses |  |  | 0
Total, Gross Unrealized Losses |  |  | (1)
Available-for-Sale Debt Securities, Fair Value [Abstract] |  |  |
Total |  |  | $ 91

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