Consolidated Statements Of Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Series 2009 Preferred Stock And Related Surplus [Member]	Series 2011 Preferred Stock And Related Surplus [Member]	Common Stock And Related Surplus [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2009	$ 3,519		$ 24,508	$ 63,474	$ (841)	$ 90,660
Comprehensive income:
Net income (loss)				(1,975)		(1,975)
Other comprehensive income					1,434	1,434
Total comprehensive income						(541)
Exercise of stock options
Issuance of preferred stock
Series 2009 Preferred Stock cash dividends declared				(297)		(297)
Balance at Dec. 31, 2010	3,519		24,508	61,201	593	89,821
Comprehensive income:
Net income (loss)				4,074		4,074
Other comprehensive income					3,225	3,225
Total comprehensive income						7,299
Exercise of stock options
Stock compensation expense			10			10
Issuance of preferred stock	3,519	5,807				5,807
Series 2009 Preferred Stock cash dividends declared				(297)		(297)
Series 2011 Preferred Stock cash dividends declared				(74)		(74)
Balance at Dec. 31, 2011	3,519	5,807	24,518	64,904	3,818	102,566
Comprehensive income:
Net income (loss)				5,713		5,713
Other comprehensive income					1,050	1,050
Total comprehensive income						6,763
Exercise of stock options
Stock compensation expense			2			2
Issuance of preferred stock	3,519	5,807
Series 2009 Preferred Stock cash dividends declared				(297)		(297)
Series 2011 Preferred Stock cash dividends declared				(480)		(480)
Balance at Dec. 31, 2012	$ 3,519	$ 5,807	$ 24,520	$ 69,841	$ 4,868	$ 108,555