Cash, Cash Equivalents and Investments

9 Months Ended

Sep. 30, 2017

Cash And Cash Equivalents [Abstract]

Cash, Cash Equivalents and Investments

3. Cash, Cash Equivalents and Investments

Cash, cash equivalents and short-term investments consisted of the following (in thousands):

	September 30, 2017		December 31, 2016
Cash	$	5,933	$	11,016
Cash equivalents:
Money market funds		447		2,796
Corporate commercial paper		2,999		500
Corporate debt securities		3,752		-
Total cash equivalents		7,198		3,296
Total cash and cash equivalents		13,131		14,312
Short-term investments:
Corporate commercial paper		7,174		11,465
Corporate debt securities		6,453		7,423
Total short-term investments		13,627		18,888
Total cash, cash equivalents and short-term investments	$	26,758	$	33,200