CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS (Tables)

3 Months Ended

Mar. 31, 2015

CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS

Summary of components of cash and cash equivalents and short-term investments

	March 31,		December 31,
	2015		2014
Cash and cash equivalents:
Cash	$	140	$	8,744
Money market funds		10		877
Municipal bonds		—		2,528
Total cash and cash equivalents		150		12,149
Short-term investments (available-for-sale):
Municipal bonds		—		8,024
Total cash and cash equivalents and short-term investments		150		20,173