Preferred Stock (Details) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended	6 Months Ended		12 Months Ended
	Dec. 05, 2008	Jun. 30, 2013	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Preferred Stock [Abstract]
Issuance of Preferred stock	7,225
Preferred stock value	$ 7,225
Dividend rate	5.00%
Proceeds from the stock offering			3,000
Deferred dividends totaling			801
Increase in common stockholders equity			4,960
Preferred stock dividend and accretions		$ 111	$ 0	$ 221	$ 0