Consolidated Statements of Stockholders' Equity (Unaudited) (USD $) In Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Gain	Treasury Stock	Total	Noncontrolling Interest
Balance, value at Dec. 31, 2009	$ 163,497	$ 176	$ 733,874	$ (570,175)	$ 0	$ (88)	$ 163,787	$ (290)
Balance, shares at Dec. 31, 2009		175,785
Deconsolidation of Symphony Icon	290	0	0	0	0	0	0	290
Cumulative-effect adjustment for adoption of new accounting principle	(1,456)	0	0	(1,456)	0	0	(1,456)	0
Stock-based compensation	2,625	0	2,625	0	0	0	2,625	0
Issuance of common stock, net of fees, shares		161,770
Issuance of common stock, net of fees, value	181,474	162	181,312	0	0	0	181,474	0
Exercise of common stock options, shares		7
Exercise of common stock options, value	17	0	17	0	0	0	17	0
Repurchase of common stock	(149)	0	0	0	0	(149)	(149)	0
Net loss	(51,263)	0	0	(51,263)	0	0	(51,263)
Net loss attributable to noncontrolling interest								0
Net loss including portion attributable to noncontrolling interest	(51,263)
Balance, value at Jun. 30, 2010	295,035	338	917,828	(622,894)	0	(237)	295,035	0
Balance, shares at Jun. 30, 2010		337,562
Balance, value at Dec. 31, 2010	247,024	338	920,324	(673,406)	5	(237)	247,024	0
Balance, shares at Dec. 31, 2010		337,566
Stock-based compensation	2,922	0	2,922	0	0	0	2,922	0
Grant of stock in lieu of bonus, shares		201
Grant of stock in lieu of bonus, value	363	0	363	0	0	0	363	0
Exercise of common stock options, shares		128
Exercise of common stock options, value	188	0	188	0	0	0	188	0
Repurchase of common stock	(108)	0	0	0	0	(108)	(108)	0
Net loss	(56,267)	0	0	(56,267)	0	0	(56,267)
Net loss attributable to noncontrolling interest								0
Net loss including portion attributable to noncontrolling interest	(56,267)
Unrealized gain on investments	66	0	0	0	66	0	66	0
Comprehensive loss							(56,201)
Comprehensive loss, including portion attributable to noncontrolling interest	(56,201)
Balance, value at Jun. 30, 2011	$ 194,188	$ 338	$ 923,797	$ (729,673)	$ 71	$ (345)	$ 194,188	$ 0
Balance, shares at Jun. 30, 2011		337,895