Cash and Investments

12 Months Ended

Dec. 31, 2017

Cash And Cash Equivalents [Abstract]

Cash and Investments

3. Cash and Investments

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

	December 31,
	2017		2016
Cash	$	6,340	$	11,016
Cash equivalents (see detail in Note 4)		6,519		3,296
Total cash and cash equivalents		12,859		14,312
Short-term investments (see detail in Note 4)		11,895		18,888
Total cash, cash equivalents, and short-term investments	$	24,754	$	33,200