Securities (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Amortized Cost	$ 147,352	$ 116,622
Gross Unrealized Gains	1,884	3,674
Gross Unrealized Losses	(2,955)	(90)
Fair Value	146,281	120,206
U.S. Treasury and federal agency [Member]
Amortized Cost	6,958	3,959
Gross Unrealized Gains	0	8
Gross Unrealized Losses	(208)	0
Fair Value	6,750	3,967
U.S. government sponsored entities and agencies [Member]
Amortized Cost	27,635	28,030
Gross Unrealized Gains	0	132
Gross Unrealized Losses	(723)	0
Fair Value	26,912	28,162
Mortgage-backed securities: residential [Member]
Amortized Cost	15,011	21,137
Gross Unrealized Gains	590	1,587
Gross Unrealized Losses	0	0
Fair Value	15,601	22,724
Collateralized mortgage obligations: residential [Member]
Amortized Cost	45,807	22,508
Gross Unrealized Gains	39	47
Gross Unrealized Losses	(1,144)	(80)
Fair Value	44,702	22,475
State and political subdivisions [Member]
Amortized Cost	45,606	34,904
Gross Unrealized Gains	1,126	1,862
Gross Unrealized Losses	(841)	(1)
Fair Value	45,891	36,765
Corporate debt securities [Member]
Amortized Cost	3,979	3,728
Gross Unrealized Gains	26	34
Gross Unrealized Losses	(19)	(1)
Fair Value	3,986	3,761
Equity securities [Member]
Amortized Cost	2,356	2,356
Gross Unrealized Gains	103	4
Gross Unrealized Losses	(20)	(8)
Fair Value	$ 2,439	$ 2,352