CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified		Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Total	Series A Preferred Stock [Member] Preferred Stock [Member]	Series A Preferred Stock [Member] Common Stock [Member]	Series A Preferred Stock [Member] Additional Paid-In Capital [Member]	Series A Preferred Stock [Member] Retained Earnings [Member]	Series A Preferred Stock [Member]	Series B Preferred Stock [Member] Preferred Stock [Member]	Series B Preferred Stock [Member] Common Stock [Member]	Series B Preferred Stock [Member] Additional Paid-In Capital [Member]	Series B Preferred Stock [Member] Retained Earnings [Member]	Series B Preferred Stock [Member]
Balance at Dec. 31, 2009		$ 4	$ 101	$ 73,920	$ 32,206	$ 106,231
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	[1]	0	0	0	1,359	1,359
Stock-based compensation		0	0	162	0	162
Dividend declared on preferred stock							0	0	0	(280)	(280)	0	0	0	(1,170)	(1,170)
Amortization of discount on preferred stock		0	0	270	(270)	0
Balance at Dec. 31, 2010	[1]	4	101	74,352	31,845	106,302
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	[1]	0	0	0	1,552	1,552
Stock-based compensation		0	0	61	0	61
Dividend declared on preferred stock							0	0	0	(280)	(280)	0	0	0	(1,170)	(1,170)
Amortization of discount on preferred stock		0	0	270	(270)	0
Balance at Dec. 31, 2011	[1]	4	101	74,683	31,677	106,465
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		0	0	0	3,728	3,728
Stock-based compensation		0	0	43	0	43
Dividend declared on preferred stock							0	0	0	(70)	(70)	0	0	0	(1,170)	(1,170)
Amortization of discount on preferred stock		0	0	270	(270)	0
Balance at Dec. 31, 2012		$ 4	$ 101	$ 74,996	$ 33,895	$ 108,996

[1] Restated