Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Summary of Quarterly Financial Data

	2014 Quarter Ended
	December 31			September 30			June 30			March 31
	(In $ thousands, except per share amounts)
Continuing operations:
Total revenue		883			82			23			24
Operating expenses		10,612			6,462			7,983			6,866
Change in fair value of warrant liability		2,327			4,076			(3,654	)		(327	)
Impairment of goodwill and other intangible assets		(2,440	)		—			—			—
Interest and other expense, net		(266	)		(316	)		(357	)		(394	)
Net loss from continuing operations		(10,108	)		(2,620	)		(11,971	)		(7,562	)
Discontinued operations:
Net loss from discontinued operations		(30	)		(137	)		(144	)		(58	)
Net loss from disposal of assets		(111	)		—			—			—
Basic and diluted net loss per share:
Continuing operations	$	(0.15	)	$	(0.04	)	$	(0.21	)	$	(0.14	)
Discontinued operations	$	(0.00	)	$	(0.00	)	$	(0.00	)	$	(0.00	)
Basic and diluted net loss per share	$	(0.15	)	$	(0.04	)	$	(0.21	)	$	(0.14	)

	2013 Quarter Ended
	December 31			September 30			June 30			March 31
	(In thousands, except per share amounts)
Continuing operations:
Total revenue		45			38			33			56
Operating expenses		9,341			6,628			6,131			6,165
Change in fair value of warrant liability		2,828			(144	)		758			(189	)
Interest and other income (expense), net		(380	)		(392	)		(405	)		30
Net loss from continuing operations		(6,848	)		(7,126	)		(5,745	)		(6,268	)
Discontinued operations:
Net loss from discontinued operations		(115	)		(66	)		(124	)		(149	)
Basic and diluted net loss per share:
Continuing operations	$	(0.13	)	$	(0.17	)	$	(0.14	)	$	(0.16	)
Discontinued operations	$	(0.00	)	$	(0.00	)	$	(0.01	)	$	(0.01	)
Basic and diluted net loss per share	$	(0.13	)	$	(0.17	)	$	(0.15	)	$	(0.17	)