Securities (Details 2) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Dec. 31, 2012
Securities with unrealized loss position
Less than 12 Months, Fair Value	$ 44,130	$ 16,798
Less than 12 Months, Unrealized Losses	1,140	139
More than 12 Months, Fair Value	424	2,173
More than 12 Months, Unrealized Losses	58	23
Total, Fair Value	44,554	18,971
Total, Unrealized Losses	1,198	162
Mortgage-backed securities of government sponsored entities
Securities with unrealized loss position
Less than 12 Months, Fair Value	34,283	13,636
Less than 12 Months, Unrealized Losses	575	83
More than 12 Months, Fair Value		2,107
More than 12 Months, Unrealized Losses		22
Total, Fair Value	34,283	15,743
Total, Unrealized Losses	575	105
State and political subdivisions
Securities with unrealized loss position
Less than 12 Months, Fair Value	9,847	3,162
Less than 12 Months, Unrealized Losses	565	56
More than 12 Months, Fair Value	424
More than 12 Months, Unrealized Losses	58
Total, Fair Value	10,271	3,162
Total, Unrealized Losses	623	56
U.S. government agencies
Securities with unrealized loss position
Less than 12 Months, Fair Value
Less than 12 Months, Unrealized Losses
More than 12 Months, Fair Value		66
More than 12 Months, Unrealized Losses		1
Total, Fair Value		66
Total, Unrealized Losses		$ 1