CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Revenue:
Royalty revenue from a related party, net of intangible assets amortization: three months-2014-$3,233; 2013-$0; nine months-2014-$7,611; 2013-$0 (Note 3) (1)	$ 729	[1]	$ 0	[1]	$ 342	[1]	$ 0	[1]
Net revenue from collaborative arrangements from a related party	270		415		811		3,059
Total net revenue	999		415		1,153		3,059
Operating expenses:
Research and development	1,909		2,104		6,721		6,555
General and administrative	8,632		6,018		28,491		17,882
Total operating expenses	10,541		8,122		35,212		24,437
Loss from operations	(9,542)		(7,707)		(34,059)		(21,378)
Other income (expense), net	255		(37)		335		6,734
Interest income	93		192		446		567
Interest expense	(12,355)		(1,902)		(24,326)		(7,662)
Loss from continuing operations before income taxes	(21,549)		(9,454)		(57,604)		(21,739)
Income tax	278		0		0		0
Loss from continuing operations, net of tax	(21,271)		(9,454)		(57,604)		(21,739)
Loss from discontinued operations (Notes 10 and 11):	0		(37,531)		(94,934)		(99,033)
Net loss	(21,271)		(46,985)		(152,538)		(120,772)
Basic and diluted net loss per share:
Continuing operations, net of tax (in dollars per share)	$ (0.19)		$ (0.09)		$ (0.52)		$ (0.21)
Discontinued operations (in dollars per share)	$ 0.00		$ (0.35)		$ (0.85)		$ (0.99)
Basic and diluted net loss per share (in dollars per share)	$ (0.19)		$ (0.44)		$ (1.37)		$ (1.20)
Cash dividends declared per common share	$ 0.25		$ 0		$ 0.25		$ 0
Shares used to compute basic and diluted net loss per share (in shares)	113,100		106,925		111,306		100,321
Gross royalty revenue from related party	$ 3,962				$ 7,953

[1] Gross royalty revenue from a related party for the three and nine months ended September 30, 2014 is $3,962 and $7,953, respectively.