Securities (Details 2) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Securities with unrealized loss position
Less than 12 Months, Fair Value	$ 49,201	$ 16,798
Less than 12 Months, Unrealized Losses	1,083	139
12 Months or More, Fair Value	1,400	2,173
12 Months or More, Unrealized Losses	4	23
Total, Fair Value	50,601	18,971
Total, Unrealized Losses	1,087	162
Mortgage-backed securities of government sponsored entities
Securities with unrealized loss position
Less than 12 Months, Fair Value	40,633	13,636
Less than 12 Months, Unrealized Losses	624	83
12 Months or More, Fair Value	1,400	2,107
12 Months or More, Unrealized Losses	4	22
Total, Fair Value	42,033	15,743
Total, Unrealized Losses	628	105
State and political subdivisions
Securities with unrealized loss position
Less than 12 Months, Fair Value	8,568	3,162
Less than 12 Months, Unrealized Losses	459	56
12 Months or More, Fair Value
12 Months or More, Unrealized Losses
Total, Fair Value	8,568	3,162
Total, Unrealized Losses	459	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