Investment Securities (Contractual Maturities of Securities) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Contractual maturities of securities
Available for Sale, Cost Basis, Within 1 year	$ 2,000
Available for Sale, Cost Basis, After 1 year but within 5 years	13,456
Available for Sale, Cost Basis, After 5 years but within 10 years	18,833
Available for Sale, Cost Basis, After 10 years but within15 years	53,023
Available for Sale, Cost Basis, Over 15 years	32,081
Available for Sale, Cost Basis, Total	119,393
Available for Sale, Fair Value, Within 1 year	2,013
Available for Sale, Fair Value, After 1 year but within 5 years	13,545
Available for Sale, Fair Value, After 5 years but within 10 years	19,198
Available for Sale, Fair Value, After 10 years but within15 years	54,550
Available for Sale, Fair Value, Over 15 years	33,227
Available for Sale, Fair Value, Total	122,533us-gaap_AvailableForSaleSecurities	127,110us-gaap_AvailableForSaleSecurities
Held to Maturity, Cost Basis, Within 1 year	2,000
Held to Maturity, Cost Basis, After 1 year but within 5 years	1,000
Held to Maturity, Cost Basis, After 5 years but within 10 years	3,794
Held to Maturity, Cost Basis, After 10 years but within 15 years	1,162
Held to Maturity, Cost Basis, Over 15 years	11,521
Held to Maturity, Cost Basis, Total	19,477us-gaap_HeldToMaturitySecurities	19,840us-gaap_HeldToMaturitySecurities
Held to Maturity, Fair Value, Within 1 year	1,995
Held to Maturity, Fair Value, After 1 year but within 5 years	986
Held to Maturity, Fair Value, After 5 years but within 10 years	3,866
Held to Maturity, Fair Value, After 10 years but within 15 years	1,168
Held to Maturity, Fair Value, Over 15 years	11,998
Held to Maturity, Fair Value, Total	$ 20,013	$ 20,213

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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