Consolidated Statements Of Changes In Equity (USD $) In Thousands	Common Stock $.01 Par Value [Member]	Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Income [Member]	Accumulated Deficit [Member]	Subtotal [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2010	$ 79	$ 376,110	$ 3	$ (223,197)	$ 152,995	$ 15,117	$ 168,112
Net income (loss)				(1,342)	(1,342)	223	(1,119)
Other comprehensive income, net of taxes			1		1		1
Share-based compensation expense		116			116		116
Balance at Jun. 30, 2011	79	376,226	4	(224,539)	151,770	15,340	167,110
Balance at Dec. 31, 2011	79	376,332	1	(218,706)	157,706	16,723	174,429
Net income (loss)				(1,790)	(1,790)	376	(1,414)
Other comprehensive income, net of taxes
Share-based compensation expense		82			82		82
Balance at Jun. 30, 2012	$ 79	$ 376,414	$ 1	$ (220,496)	$ 155,998	$ 17,099	$ 173,097