OTHER CURRENT ASSETS (Tables)

12 Months Ended

Dec. 31, 2014

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of other current assets

Other current assets consisted of the following (in thousands):

	December 31,
	2014		2013
	(in thousands)
Prepaid expenses	1,827		667
Refundable research and development tax credits	809		809
Security deposits and other receivables	622		506
Interest receivables	96		163
	$	3,354	$	2,145