Fixed Assets (Tables)

9 Months Ended

Sep. 30, 2013

Components of Fixed Assets

Fixed assets consist of the following (in thousands):

	September 30, 2013			December 31, 2012
Laboratory equipment	$	7,673		$	7,628
Furniture and office equipment		1,619			1,619
Software and computers		5,357			4,763
Leasehold improvements		4,510			4,502
Construction in process		—			197
Total		19,159			18,709
Less: accumulated depreciation		(14,020	)		(13,380	)
	$	5,139		$	5,329