Investment Securities (Details 2) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Contractual maturities of securities
Available for Sale, Cost Basis, Within 1 year	$ 1,400
Available for Sale, Cost Basis, After 1 year but within 5 years	11,706
Available for Sale, Cost Basis, After 5 years but within 10 years	45,805
Available for Sale, Cost Basis, After 10 years but within 15 years	27,738
Available for Sale, Cost Basis, Over 15 years	42,631
Available for Sale, Cost Basis, Total	129,280
Available for Sale, Fair Value, Within 1 year	1,399
Available for Sale, Fair Value, After 1 year but within 5 years	11,718
Available for Sale, Fair Value, After 5 years but within 10 years	45,999
Available for Sale, Fair Value, After 10 years but within 15 years	27,609
Available for Sale, Fair Value, Over 15 years	42,721
Available for Sale, Fair Value, Total	129,446	$ 127,077
Held to Maturity, Cost Basis, Within 1 year	2,000
Held to Maturity, Cost Basis, After 1 year but within 5 years	1,551
Held to Maturity, Cost Basis, After 5 years but within 10 years	14,562
Held to Maturity, Cost Basis, After 10 years but within 15 years	14,924
Held to Maturity, Cost Basis, Over 15 years	5,960
Held to Maturity, Cost Basis, Total	38,997	30,665
Held to Maturity, Fair Value, Within 1 year	1,975
Held to Maturity, Fair Value, After 1 year but within 5 years	1,533
Held to Maturity, Fair Value, After 5 years but within 10 years	14,639
Held to Maturity, Fair Value, After 10 years but within 15 years	14,824
Held to Maturity, Fair Value, Over 15 years	6,088
Held to Maturity, Fair Value, Total	$ 39,059	$ 30,420

Available-for-sale securities debt maturities after fifteen years amortized cost.

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Available-for-sale securities debt maturities after fifteen years fair value.

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Available-for-sale securities debt maturities after ten through fifteen years amortized cost basis.

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Available-for-sale securities debt maturities after ten through fifteen years fair value.

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Held-to-maturity securities debt maturities after fifteen years fair value.

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Held-to-maturity securities debt maturities after fifteen years net carrying amount.

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Amount of held-to-maturity debt securities at fair value maturing in the tenth fiscal year through the fifteenth fiscal year following the latest fiscal year.

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Carrying amount of debt securities accounted for as held-to-maturity, net of adjustments including, but not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized, and fair value hedge accounting adjustments, maturing in the tenth through fifteenth fiscal year following the latest fiscal year.

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This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of available-for-sale debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of available-for-sale debt securities maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the next fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity.

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Fair value of held-to-maturity debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Carrying amount of debt securities accounted for as held-to-maturity, net of adjustments including, but not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized, and fair value hedge accounting adjustments, maturing in the fifth through tenth fiscal year following the latest fiscal year.

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Fair value of held-to-maturity debt securities maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Carrying amount of debt securities accounted for as held-to-maturity, net of adjustments including, but not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized, and fair value hedge accounting adjustments, maturing in the next fiscal year through the fifth fiscal year following the latest fiscal year.

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Fair value of held-to-maturity debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of investments in debt securities classified as held-to-maturity.

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