Debt (Tables)

6 Months Ended

Jun. 30, 2014

Debt Disclosure [Abstract]

Summary of Debt

A summary of the Company’s debt as of June 30, 2014 and December 31, 2013 is as follows (in thousands):

	June 30, 2014			December 31, 2013
Secured and unsecured debt
Equipment note	$	38		$	70
HSBC facility	—			10,369
Total secured and unsecured debt	38			10,439
Convertible senior subordinated notes	211,132			81,779
Total debt	211,170			92,218
Add:
Fair value of embedded derivative	7,866			5,914
Less:
Unamortized debt discount	(12,257		)	(4,610		)
Current portion of debt	(38		)	(65		)
Long-term portion of debt	$	206,741		$	93,457