Discontinued Operations of Adeona Clinical Laboratory and Note Receivable (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Operating Costs and Expenses:
General and administrative	$ 1,176	$ 524	$ 2,644	$ 1,757
Total operating costs and expenses	1,723	805	3,577	2,269
Other Income:
Gain on sale of Adeona Clinical Laboratory			677	0
Income (loss) from discontinued operations	(156)	(114)	493	(77)
Adeona Clinical Laboratory [Member]
Laboratory fees, net	0	356	115	679
Operating Costs and Expenses:
General and administrative	156	169	183	211
Cost of laboratory services	0	301	116	545
Total operating costs and expenses	156	470	299	756
Loss from discontinued operations	(156)	(114)	(184)	(77)
Other Income:
Gain on sale of Adeona Clinical Laboratory	$ 0	$ 0	$ 677	$ 0