Cash, Cash Equivalents and Investments (Tables)

6 Months Ended

Jun. 30, 2016

Cash And Cash Equivalents [Abstract]

Cash and Cash Equivalents and Investments

The Company’s cash and investments consisted of the following:

	June 30,		December 31,
	2016		2015
Cash	$	4,526	$	6,077
Cash equivalents		2,779		978
Short-term investments		21,973		24,728
	$	29,278	$	31,783

Cash Equivalents and Investments Measured at Fair Value

Cash equivalents and Level 1 and Level 2 investments measured at fair value were as follows:

	June 30, 2016								December 31, 2015
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds and other cash equivalents	$	2,779	$	0	$	0	$	2,779	$	978	$	0	$	0	$	978
Investments:
Pre-refunded municipal bonds		0		7,345		0		7,345		0		7,497		0		7,497
Corporate bonds		0		6,743		0		6,743		0		7,558		0		7,558
US government agency bonds		0		5,034		0		5,034		0		7,008		0		7,008
Certificates of deposit		2,850		0		0		2,850		2,666		0		0		2,666
Total	$	5,629	$	19,122	$	0	$	24,751	$	3,644	$	22,063	$	0	$	25,707