Taxes (Details) (USD $)	12 Months Ended	197 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012
Loss (income) from continuing operations before taxes
Domestic	$ (2,009,000)	$ 904,000	$ (3,533,000)
Foreign	(13,098,000)	(16,072,000)	(12,014,000)
(Loss) income from continuing operations before taxes	(15,107,000)	(15,168,000)	(15,547,000)	(274,384,000)
Benefit for income taxes from continuing operations
Current - domestic			(10,000)
Current - foreign	1,014,000	565,000	667,000
Current - total	1,014,000	565,000	657,000
Deferred - domestic	337,000
Income tax benefit	1,351,000	565,000	657,000	19,795,000
Research and development \| U.K
Taxes
Income tax credits	$ 0	$ 600,000	$ 700,000	$ 0

The component of income tax expense for the period representing amounts paid or payable (or refundable) as determined by applying the provisions of enacted federal tax law to the domestic taxable Income or Loss from continuing operations.

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