CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current Assets:
Cash and cash equivalents	$ 131,446	$ 31,442
Other current assets	1,136	1,671
Total current assets	132,582	33,113
Property, plant and equipment, net	65	88
Other non-current assets	2,873	2,166
TOTAL ASSETS	135,520	35,367
Current Liabilities:
Accounts payable	1,930	4,449
Accrued expenses and other liabilities	1,843	3,128
Total current liabilities	3,773	7,577
Long-Term Liabilities:
Warrant derivative liability	285,984	230,069
Lease obligations and other long-term liabilities	478	88
Total liabilities	290,235	237,734
Commitments and contingencies (Note 4)
Stockholders' (Deficit):
Common stock, £0.50 par, unlimited authorized; 133,163,830 issued, 133,143,751 outstanding at June 30, 2011; 106,856,731 issued, 106,836,652 outstanding at December 31, 2010	111,231	90,465
Additional paid-in capital	417,413	206,718
Treasury stock; 20,079 shares at June 30, 2011 and December 31, 2010	(217)	(217)
Accumulated deficit	(683,142)	(499,333)
Total stockholders' (deficit)	(154,715)	(202,367)
TOTAL LIABILITIES AND STOCKHOLDERS' (DEFICIT)	$ 135,520	$ 35,367