Securities (Unrealized Gain (Loss) on Investments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2011
Schedule of Investments [Line Items]
Available-for-sale securities, Amortized Cost	$ 88,830	$ 86,858
Available-for-sale Securities, Gross Unrealized Gains	2,767	2,620
Available-for-sale Securities, Gross Unrealized Losses	(745)	(713)
Available-for-sale securities, Estimated Fair Value	90,852	88,765	88,083
Securities held to maturity, Amortized cost	15,585	18,771	12,669
Securities held-to-maturity, Unrecognized Holding Gain	1,308	1,139
Securities held-to-maturity, Unrecognized Holding Loss	(9)	(31)
Securities held-to-maturity, Estimated Fair Value	16,884	19,879	13,782
US Government Agencies Debt Securities [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, Amortized Cost	1,979	5,274
Available-for-sale Securities, Gross Unrealized Gains	71	102
Available-for-sale securities, Estimated Fair Value	2,050	5,376
US States and Political Subdivisions Debt Securities [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, Amortized Cost	13,853	17,031
Available-for-sale Securities, Gross Unrealized Gains	566	856
Available-for-sale Securities, Gross Unrealized Losses	(4)	(9)
Available-for-sale securities, Estimated Fair Value	14,415	17,878
Securities held to maturity, Amortized cost	2,748	2,992
Securities held-to-maturity, Unrecognized Holding Gain	279	192
Securities held-to-maturity, Estimated Fair Value	3,027	3,184
Residential Mortgage Backed Securities [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, Amortized Cost	46,137	56,546
Available-for-sale Securities, Gross Unrealized Gains	1,700	1,655
Available-for-sale Securities, Gross Unrealized Losses	(136)	(277)
Available-for-sale securities, Estimated Fair Value	47,701	57,924
Securities held to maturity, Amortized cost	10,159	13,083
Securities held-to-maturity, Unrecognized Holding Gain	381	329
Securities held-to-maturity, Unrecognized Holding Loss	(9)	(31)
Securities held-to-maturity, Estimated Fair Value	10,531	13,381
Commercial Mortgage Backed Securities [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, Amortized Cost	6,128	208
Available-for-sale Securities, Gross Unrealized Gains	41	2
Available-for-sale Securities, Gross Unrealized Losses	(11)
Available-for-sale securities, Estimated Fair Value	6,158	210
Securities held to maturity, Amortized cost	2,678	2,696
Securities held-to-maturity, Unrecognized Holding Gain	648	618
Securities held-to-maturity, Estimated Fair Value	3,326	3,314
Corporate Debt Securities [Member]
Schedule of Investments [Line Items]
Available-for-sale securities, Amortized Cost	20,733	7,799
Available-for-sale Securities, Gross Unrealized Gains	389	5
Available-for-sale Securities, Gross Unrealized Losses	(594)	(427)
Available-for-sale securities, Estimated Fair Value	$ 20,528	$ 7,377

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

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+ Details

- Definition

This item represents the cost of debt and equity 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.

+ References+ Details

- Definition

This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.

+ References+ Details

- Definition

For an unclassified balance sheet, this item represents investments in debt securities which are categorized as held-to-maturity. The held-to-maturity category is for those securities that the entity has the positive intent and ability to hold until maturity.

+ References

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

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-Publisher FASB

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-Subparagraph (SX 210.9-03.6)

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+ Details

- Definition

This item represents the aggregate fair value of investments in debt securities as of the balance sheet date and which are categorized as held-to-maturity.

+ References+ Details

- Definition

As of the balance sheet date, the excess of fair value over carrying value (amortized cost) of a debt security categorized as held-to-maturity, exclusive of dividend or interest income recognized but not yet received and exclusive of any write-downs for other-than-temporary impairment. Such item represents the gross unrecognized holding gain.

+ References+ Details

- Definition

As of the balance sheet date, the excess of carrying value (amortized cost) over fair value of a debt security categorized as held-to-maturity, exclusive of dividend or interest income recognized but not yet received and exclusive of any write-downs for other-than-temporary impairment. Such item represents the gross unrecognized holding loss.

+ References+ Details