Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill And Intangible Assets Disclosure [Abstract]

Carrying Values of Intangibles Assets

The carrying values of these intangibles assets are as follows (in thousands):

	As of		As of
	March 31, 2015		December 31, 2014
CERE-110 for the treatment of Alzheimer's disease	$	—	$	1,640
CERE-120 for the treatment of Parkinson's disease		—		230
Total identifiable intangible assets	$	—	$	1,870