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Investment Securities (Details 2) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
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Schedule of Available-for-sale Securities [Line Items] |  |
Available for sale, Amortized Cost, Due in one year or less | $ 2,001 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost |
Available for sale, Amortized Cost, Due after one year through five years | 76,053 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost |
Available for sale, Amortized Cost, Due after five years through ten years | 10,647 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost |
Available for sale, Amortized Cost, Due after ten years | 149,026 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost |
Available for sale, Amortized Cost, Debt maturities | 237,727 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis |
Available-for-sale securities, Amortized Cost | 238,354 us-gaap_AvailableForSaleSecuritiesAmortizedCost | 235,579 us-gaap_AvailableForSaleSecuritiesAmortizedCost
Available for sale, Estimated Fair Value, Due in one year or less | 2,004 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue |
Available for sale, Estimated Fair Value, Due after one year through five years | 76,191 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
Available for sale, Estimated Fair Value, Due after five years through ten years | 10,782 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
Available for sale, Estimated Fair Value, Due after ten years | 150,495 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue |
Available for sale, Estimated Fair Value, Debt maturities | 239,472 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
Available for sale, Estimated Fair Value, Total | 240,111 us-gaap_AvailableForSaleSecurities | 236,108 us-gaap_AvailableForSaleSecurities
Held to maturity securities, Amortized Cost, Due in one year or less | 221 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount |
Held to maturity securities, Amortized Cost, Due after one year through five years | 711 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount |
Held to maturity securities, Amortized Cost, Due after five years through ten years | 403 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount |
Held to maturity securities, Amortized Cost, Due after ten years | 3,180 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount |
Held to maturity securities, Amortized Cost, Debt maturities | 4,515 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount |
Held to maturity securities, Amortized Cost, Total | 4,515 us-gaap_HeldToMaturitySecurities | 4,630 us-gaap_HeldToMaturitySecurities
Held to maturity securities, Estimated Fair Value, Due in one year or less | 222 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue |
Held to maturity securities, Estimated Fair Value, Due after one year through five years | 766 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue |
Held to maturity securities, Estimated Fair Value, Due after five years through ten years | 461 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue |
Held to maturity securities, Estimated Fair Value, Due after ten years | 3,167 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue |
Held to maturity securities, Estimated Fair Value, Debt maturities | 4,616 us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
Held-to-maturity securities, Estimated Fair Value, Total | 4,616 us-gaap_HeldToMaturitySecuritiesFairValue | 4,694 us-gaap_HeldToMaturitySecuritiesFairValue
Equity [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale securities, Amortized Cost | 627 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember | 624 us-gaap_AvailableForSaleSecuritiesAmortizedCost / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember
Available for sale, Estimated Fair Value, Total | 639 us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember | 630 us-gaap_AvailableForSaleSecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember
Held to maturity securities, Amortized Cost, Total | 0 us-gaap_HeldToMaturitySecurities / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember |
Held-to-maturity securities, Estimated Fair Value, Total | $ 0 us-gaap_HeldToMaturitySecuritiesFairValue / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember |

X
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- Definition Amount after adjustments of available-for-sale debt securities at cost, maturing after 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27198-111563 + Details
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- Definition Fair value of available-for-sale debt securities maturing after 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27198-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803 + Details
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