CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Revenues	$ 671	$ 587
Cost of revenues	426	656
Gross profit (loss)	245	(69)
Operating expenses:
Selling, general and administrative	2,445	2,805
Research and development	1,212	333
Total operating expenses	3,657	3,138
Gain on the sale of assets	(40)	(98)
Loss from continuing operations	(3,372)	(3,109)
Other income (expense):
Interest expense	(396)
Interest income	10
Financing costs associated with convertible notes	(530)
Change in fair value of warrant liabilities	(808)
Change in fair value of convertible notes	(1,894)
Total other expense	(3,618)
Net loss from continuing operations before income taxes	(6,990)	(3,109)
Benefit for income taxes from continuing operations	492
Net loss from continuing operations, net of income taxes	(6,498)
Discontinued operations:
Income from discontinued operations, net of income taxes	53	2,604
Gain on sale of discontinued operations, net of provision for income taxes of $492	687
Net income from discontinued operations	740	2,604
Net loss	$ (5,758)	$ (505)
Net loss per weighted average share, basic and diluted:
From loss on continuing operations attributable to common stockholders (in dollars per share)	$ (0.21)	$ (0.10)
From income on discontinued operations (in dollars per share)	$ 0.00	$ 0.08
From gain on sale of discontinued operations (in dollars per share)	$ 0.02	$ 0.00
Net loss attributable to common stockholders per weighted average share, basic and diluted (in dollars per share)	$ (0.19)	$ (0.02)
Weighted average shares outstanding:
Basic (in shares)	30,351	30,351
Diluted (in shares)	30,351	30,351