Securities (Amortized Cost And Approximate Fair Value Of Securities Available-For-Sale) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 113,783	$ 95,162
Gross Unrealized Gains	2,066	1,728
Gross Unrealized Losses	(341)	(529)
Total available for sale securities ,Fair Value	115,508	96,361
State And Political Subdivisions [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	26,820	19,706
Gross Unrealized Gains	1,201	883
Gross Unrealized Losses	(52)	(19)
Total available for sale securities ,Fair Value	27,969	20,570
U.S. Government-Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	85,612	71,684
Gross Unrealized Gains	842	786
Gross Unrealized Losses	(260)	(472)
Total available for sale securities ,Fair Value	86,194	71,998
Private Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost		2,423
Gross Unrealized Gains		58
Gross Unrealized Losses		(4)
Total available for sale securities ,Fair Value		2,477
Equity Securities-Financial Services Industry And Other [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	1,351	1,349
Gross Unrealized Gains	23	1
Gross Unrealized Losses	(29)	(34)
Total available for sale securities ,Fair Value	$ 1,345	$ 1,316

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.

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.

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- 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.

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