Property and Equipment (Tables)

6 Months Ended

Jun. 30, 2014

Property Plant And Equipment [Abstract]

Tabular Disclosure of Major Components of Property and Equipment and Related Accumulated Depreciation

At June 30, 2014 and December 31, 2013, net property and equipment at cost consisted of the following:

(In thousands)	June 30, 2014		December 31, 2013
Leasehold improvements	$	525	$	525
Laboratory equipment and other		3,238		2,854
Total property and equipment, at cost		3,763		3,379
Less: accumulated depreciation		3,077		3,289
Property and equipment, net	$	686	$	90