PREPAID EXPENSES AND OTHER CURRENT ASSETS (Tables)

3 Months Ended

Mar. 31, 2015

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

Prepaid Expense and Other Current Assets

Prepaid expense and other current assets consist of the following (in thousands):

	March 31, 2015		December 31, 2014
Prepaid expense	$	105	$	279
Common stock proceeds receivable	962		—
Inventory	481		273
Other current assets	83		155
Total	$	1,631	$	707