Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Expenses:
Research and development	$ 177	$ 13
General and administrative	2,097	3,915
Total expenses	2,274	3,928
Loss from operations	(2,274)	(3,928)
Other income (expense):
Fair value of derivative liabilities in excess of proceeds		(5,015)
Adjustments to fair value of derivative liabilities	(9,508)	5,347
Financing transaction costs		(163)
Other income (expense), net	234	(1)
Net loss	(11,548)	(3,760)
Preferred stock dividends earned after forfeits	(119)	(466)
Net loss and comprehensive loss attributable to common stockholders	$ (11,667)	$ (4,226)
Basic and diluted net loss per share	$ (31.59)	$ (5.00)
Shares used in computing basic and diluted net loss per share	369	832