Securities (Details 2) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Securities with unrealized losses not recognized in income
12 Months or less, Fair Value	$ 23,098	$ 22,224
12 Months or less Unrealized Loss	(161)	(138)
More than 12 months, Fair Value	482	160
More than 12 months, Unrealized Loss	(2)	(2)
Total Fair Value	23,580	22,384
Total Unrealized Loss	(163)	(140)
U.S. Treasury securities and obligations of U.S. government agencies [Member]
Securities with unrealized losses not recognized in income
12 Months or less, Fair Value	7,321
12 Months or less Unrealized Loss	(14)
Total Fair Value	7,321
Total Unrealized Loss	(14)
Obligations of states and political subdivisions [Member]
Securities with unrealized losses not recognized in income
12 Months or less, Fair Value	3,522	1,309
12 Months or less Unrealized Loss	(37)	(10)
More than 12 months, Fair Value	482	160
More than 12 months, Unrealized Loss	(2)	(2)
Total Fair Value	4,004	1,469
Total Unrealized Loss	(39)	(12)
Mortgage-backed securities in government sponsored entities [Member]
Securities with unrealized losses not recognized in income
12 Months or less, Fair Value	11,774	20,915
12 Months or less Unrealized Loss	(48)	(128)
Total Fair Value	11,774	20,915
Total Unrealized Loss	(48)	(128)
Equity securities in financial institutions [Member]
Securities with unrealized losses not recognized in income
12 Months or less, Fair Value	481
12 Months or less Unrealized Loss	(62)
Total Fair Value	481
Total Unrealized Loss	$ (62)