Summarized Quarterly Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

Summarized quarterly data for the years ended December 31, 2014 and 2013 is as follows:

	2014 Quarter Ended
	March 31,			June 30,			September 30,			December 31,
	(in thousands, except per share amounts)
Revenue	$	7,674		$	9,161		$	8,797		$	14,899
Cost of goods sold and contract manufacturing	$	3,382		$	4,310		$	4,692		$	17,775
Gross profit (loss)(1)	$	4,292		$	4,851		$	4,105		$	(2,876	)
Loss on extinguishment of debt (2)	$	—		$	(1,254	)	$	—		$	—
Impairment of long-lived assets (3)	$	—		$	(838	)	$	—		$	—
Gain on sale of business	$	—		$	79,980		$	—		$	—
Net income (loss)	$	(20,932	)	$	62,865		$	(12,825	)	$	(20,521	)
Net income (loss) per share, basic	$	(0.16	)	$	0.45		$	(0.09	)	$	(0.14	)
Net income (loss) per share, diluted	$	(0.20	)	$	0.45		$	(0.09	)	$	(0.14	)
Weighted-average shares outstanding, basic	139,309			139,985			141,045			150,016
Weighted-average shares outstanding, diluted	145,323			139,985			141,045			150,040

	2013 Quarter Ended
	March 31,			June 30,			September 30,			December 31,
	(in thousands, except per share amounts)
Revenue	$	6,981		$	8,942		$	7,168		$	9,921
Cost of goods sold	$	4,158		$	4,630		$	5,354		$	7,099
Gross profit (1)	$	2,823		$	4,312		$	1,814		$	2,822
Net loss	$	(21,055	)	$	(13,332	)	$	(10,852	)	$	(35,617	)
Net loss per share, basic and diluted	$	(0.21	)	$	(0.13	)	$	(0.10	)	$	(0.28	)
Weighted-average shares outstanding, basic and diluted	100,809			100,876			104,682			127,869

(1) Gross profit (loss) is calculated as revenue less cost of goods sold and cost of contract manufacturing.

(2) Incurred in connection with termination of Healthcare Royalty Financing Agreement. See Note 9.

(3) Impairment of long lived assets related to abandonment in connection with sale of business. See Note 5.