Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues:
Products	$ 22,848	$ 21,392	$ 38,334	$ 41,219
Revenue from services	1,908	2,153	3,977	4,123
Revenue from transfer of intellectual property	17,673	0	30,202	476
Total revenues	42,429	23,545	72,513	45,818
Costs and expenses:
Costs of revenues	14,434	12,565	24,755	24,955
Selling, general and administrative	20,937	14,874	38,382	28,686
Research and development	29,570	16,234	55,072	37,227
In-process research and development	0	10,055	0	10,055
Contingent consideration	(339)	1,876	4,836	4,486
Amortization of intangible assets	3,236	2,826	5,901	5,569
Grant repayment	0	0	25,889	0
Total costs and expenses	67,838	58,430	154,835	110,978
Operating loss	(25,409)	(34,885)	(82,322)	(65,160)
Other income and (expense), net:
Interest income	5	7	12	48
Interest expense	(986)	(4,685)	(3,551)	(8,171)
Fair value changes of derivative instruments, net	(16,556)	10,967	(66,344)	594
Other income (expense), net	760	2,990	(748)	4,666
Other income and (expense), net	(16,777)	9,279	(70,631)	(2,863)
Loss before income taxes and investment losses	(42,186)	(25,606)	(152,953)	(68,023)
Income tax benefit (provision)	(251)	(101)	(5,760)	(714)
Loss before investment losses	(42,437)	(25,707)	(158,713)	(68,737)
Loss from investments in investees	(804)	(370)	(2,565)	(2,426)
Net loss	(43,241)	(26,077)	(161,278)	(71,163)
Less: Net loss attributable to noncontrolling interests	(475)	(597)	(1,400)	(1,137)
Net loss attributable to common shareholders	$ (42,766)	$ (25,480)	$ (159,878)	$ (70,026)
Net loss per share (usd per share)	$ (0.09)	$ (0.06)	$ (0.35)	$ (0.17)
Weighted average number of common shares outstanding, basic and diluted (shares)	462,253,161	413,339,679	454,361,137	413,125,932