Securities (Narrative) (Details) (USD $)	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Schedule Of Available-For-Sale And Held-To-Maturity [Line Items]
Available for sale securities carrying value pledged to secure public deposits	$ 40,700,000		$ 37,200,000
Gains on sales of securities available for sale	0	378,000
Gross losses on sales of securities avaiable for sale	0	8,000
Fair value of available-for-sale securities	65,760,000		69,028,000
Unrealized loss of available-for-sale securities	2,314,000		3,953,000
Fair value of held-to-maturity securities	5,863,000		6,060,000
U.S. Government Agencies [Member]
Schedule Of Available-For-Sale And Held-To-Maturity [Line Items]
Number of securities with unrealized losses, available-for-sale			2
Fair value of available-for-sale securities	5,229,000		3,246,000
Unrealized loss of available-for-sale securities	62,000		49,000
Number of securities with unrealized losses, held-to-maturity	3
State And Political Subdivisions [Member]
Schedule Of Available-For-Sale And Held-To-Maturity [Line Items]
Number of securities with unrealized losses from state and political subdivisions maturity minimum number of years	10 years
Fair value of available-for-sale securities	25,510,000	25,700,000	25,675,000
Unrealized loss of available-for-sale securities	1,681,000		2,916,000
Number of securities with unrealized losses, held-to-maturity	49		52
Fair value of held-to-maturity securities	5,863,000		6,060,000
Unrealized loss of held-to-maturity securites	45,000		92,000
U.S. Government-Sponsored Enterprises [Member]
Schedule Of Available-For-Sale And Held-To-Maturity [Line Items]
Fair value of available-for-sale securities	34,888,000		39,977,000
Unrealized loss of available-for-sale securities	561,000		975,000
Number of securities with unrealized losses, held-to-maturity	29		32
Equity Securities-Financial Services Industry And Other [Member]
Schedule Of Available-For-Sale And Held-To-Maturity [Line Items]
Number of securities with unrealized losses, available-for-sale	1		1
Fair value of available-for-sale securities	133,000		130,000
Unrealized loss of available-for-sale securities	10,000		13,000
More Sensitive To Changes In Market Interest Retes [Member] | State And Political Subdivisions [Member]
Schedule Of Available-For-Sale And Held-To-Maturity [Line Items]
Number of securities with unrealized losses from state and political subdivisions maturity minimum number of years	10 years
Number of securities with unrealized losses, held-to-maturity	3		5
Fair value of held-to-maturity securities	1,300,000		2,900,000
Unrealized loss of held-to-maturity securites	$ 45,000		$ 92,000