Securities (Investments Classified by Contractual Maturity Date) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Schedule of Trading Securities and Other Trading Assets [Line Items]
Estimated fair value, available for sale	$ 41,939us-gaap_AvailableForSaleSecurities	$ 48,247us-gaap_AvailableForSaleSecurities
Amortized cost, held to maturity	84,506	86,401
Held-to-maturity securities, fair value	84,915	86,091
Asset-backed securities issued by GSEs [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	38,328
Estimated fair value, available for sale	37,579
Amortized cost, held to maturity	83,656
Held-to-maturity securities, fair value	84,065
Debt Securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	42,526
Estimated fair value, available for sale	41,899
Amortized cost, held to maturity	84,506
Held-to-maturity securities, fair value	84,915
Within One Year [Member] \| Asset-backed securities issued by GSEs [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	8,084
Estimated fair value, available for sale	7,926
Amortized cost, held to maturity	20,647
Held-to-maturity securities, fair value	20,748
Within One Year [Member] \| Bond Mutual Funds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	4,198
Estimated fair value, available for sale	4,320
Within One Year [Member] \| US Government Obligations [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, held to maturity	850
Held-to-maturity securities, fair value	850
Over One Year Through Five Years [Member] \| Asset-backed securities issued by GSEs [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	19,708
Estimated fair value, available for sale	19,323
Amortized cost, held to maturity	44,575
Held-to-maturity securities, fair value	44,793
Over Five Years Through Ten Years [Member] \| Asset-backed securities issued by GSEs [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	8,671
Estimated fair value, available for sale	8,501
Amortized cost, held to maturity	14,299
Held-to-maturity securities, fair value	14,369
After Ten Years [Member] \| Asset-backed securities issued by GSEs [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	1,865
Estimated fair value, available for sale	1,829
Amortized cost, held to maturity	4,135
Held-to-maturity securities, fair value	$ 4,155

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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 25

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

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

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No definition available.

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

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