Cash, Cash Equivalents, Restricted Cash, and Short-term Investments (Tables)

3 Months Ended

Mar. 31, 2014

Cash and Cash Equivalents, Restricted Cash and Short-Term Investments [Abstract]

Summary of Cash, cash equivalents, restricted cash, and short-term investments

Cash, cash equivalents, restricted cash, and short-term investments consist of the following:

	March 31,		December 31,
	2014		2013
	(unaudited)
	(In thousands)
Cash	$	1,403	$	930
Money market		2,757		9,084
Total cash and cash equivalents	$	4,160	$	10,014
Corporate bonds	$	4,469	$	6,191
Total short-term investments	$	4,469	$	6,191
Total restricted cash	$	250	$	375
Total	$	8,879	$	16,580