CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2009	$ 6	$ 227	$ 274,706	$ (271,287)	$ 302	$ 3,954
Balance (in shares) at Dec. 31, 2009	592	22,718,080
Issuance of common stock	0	32	0	0	(32)	0
Issuance of common stock (in shares)		3,242,000
Distribution to non-controlling interest	0	0	0	0	(766)	(766)
Transfer from non-controlling interest to controlling interest	0	0	889	0	(889)	0
Compensation cost related to stock options	0	0	46	0	0	46
Net income	0	0	0	4,829	1,385	6,214
Balance at Dec. 31, 2010	6	259	275,641	(266,458)	0	9,448
Balance (in shares) at Dec. 31, 2010	592	25,960,080
Issuance of common stock	0	12	1,995	0	0	2,007
Issuance of common stock (in shares)		1,122,950
Issuance of options	0	0	460	0	0	460
Exercise of options	0	0	16	0	0	16
Exercise of options (in shares)		34,420
Compensation cost related to stock options	0	0	296	0	0	296
Net income	0	0	0	30,713	0	30,713
Balance at Dec. 31, 2011	$ 6	$ 271	$ 278,408	$ (235,745)	$ 0	$ 42,940
Balance (in shares) at Dec. 31, 2011	592	27,117,450