CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended		301 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012
Revenues
Licensing fees					$ 28,755
Product royalties					627
Research and development grants					1,219
Interest income	1		1	1	16,300
Gain on disposal of fixed assets					102
Other Income					1,003
Total revenues and other income	1		1	1	48,006
Expenses
Research and development	3,131	3,234	6,776	6,980	188,692
General and administrative	1,453	726	3,348	2,780	51,441
Interest expense and amortization of intangibles					388
Total expenses	4,584	3,960	10,124	9,760	240,521
Loss from continuing operations	(4,583)	(3,960)	(10,123)	(9,759)	(192,515)
Loss from discontinued operations					(1,828)
Gain on disposal of discontinued operations					939
Net loss before cumulative effect of change in accounting principle	(4,583)	(3,960)	(10,123)	(9,759)	(193,404)
Cumulative effect of change in accounting principle					(8,454)
Net Loss	$ (4,583)	$ (3,960)	$ (10,123)	$ (9,759)	$ (201,858)
Loss per share - basic and diluted:	$ (0.30)	$ (0.32)	$ (0.69)	$ (0.82)
Weighted average shares used in loss per share calculation:
Basic	15,422	12,315	14,746	11,840
Diluted	15,422	12,315	14,746	11,840