Securities (Details 2) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Securities with unrealized loss position
Less than 12 Months, Fair Value	$ 22,536	$ 16,798
Less than 12 Months, Unrealized Losses	226	139
12 Months or More, Fair Value		2,173
12 Months or More, Unrealized Losses		23
Total, Fair Value	22,536	18,971
Total, Unrealized Losses	226	162
Mortgage-backed securities of government sponsored entities
Securities with unrealized loss position
Less than 12 Months, Fair Value	18,136	13,636
Less than 12 Months, Unrealized Losses	130	83
12 Months or More, Fair Value		2,107
12 Months or More, Unrealized Losses		22
Total, Fair Value	18,136	15,743
Total, Unrealized Losses	130	105
State and political subdivisions
Securities with unrealized loss position
Less than 12 Months, Fair Value	4,400	3,162
Less than 12 Months, Unrealized Losses	96	56
12 Months or More, Fair Value
12 Months or More, Unrealized Losses
Total, Fair Value	4,400	3,162
Total, Unrealized Losses	96	56
U.S. government agencies
Securities with unrealized loss position
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
12 Months or More, Fair Value		66
12 Months or More, Unrealized Losses		1
Total, Fair Value		66
Total, Unrealized Losses		$ 1