Fair Value Measurements, Measured On A Recurring And Nonrecurring Basis (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Fair value assets and liabilities measured on non-recurring basis [Abstract]
Impaired Loans	$ 8,150	$ 8,822
Recurring [Member]
Securities available for sale [Abstract]
U.S. agency securities	164,102	150,885
U.S. treasuries securities		4,849
Obligations of state and political subdivisions	98,165	105,036
Corporate obligations	12,707	13,958
Mortgage-backed securities in government sponsored entities	23,899	29,728
Equity securities in financial institutions	1,757	1,690
Recurring [Member] | Level I [Member]
Securities available for sale [Abstract]
U.S. agency securities	0	0
U.S. treasuries securities		0
Obligations of state and political subdivisions	0	0
Corporate obligations	0	0
Mortgage-backed securities in government sponsored entities	0	0
Equity securities in financial institutions	1,757	1,690
Recurring [Member] | Level II [Member]
Securities available for sale [Abstract]
U.S. agency securities	164,102	150,885
U.S. treasuries securities		4,849
Obligations of state and political subdivisions	98,165	105,036
Corporate obligations	12,707	13,958
Mortgage-backed securities in government sponsored entities	23,899	29,728
Equity securities in financial institutions	0	0
Recurring [Member] | Level III [Member]
Securities available for sale [Abstract]
U.S. agency securities	0	0
U.S. treasuries securities		0
Obligations of state and political subdivisions	0	0
Corporate obligations	0	0
Mortgage-backed securities in government sponsored entities	0	0
Equity securities in financial institutions	0	0
Nonrecurring [Member]
Fair value assets and liabilities measured on non-recurring basis [Abstract]
Impaired Loans	7,954	8,724
Other real estate owned	1,429	1,792
Nonrecurring [Member] | Level I [Member]
Fair value assets and liabilities measured on non-recurring basis [Abstract]
Impaired Loans	0	0
Other real estate owned	0	0
Nonrecurring [Member] | Level II [Member]
Fair value assets and liabilities measured on non-recurring basis [Abstract]
Impaired Loans	0	0
Other real estate owned	0	0
Nonrecurring [Member] | Level III [Member]
Fair value assets and liabilities measured on non-recurring basis [Abstract]
Impaired Loans	7,954	8,724
Other real estate owned	$ 1,429	$ 1,792