Cash, Cash Equivalents and Investments (Tables)

9 Months Ended

Sep. 30, 2013

Cash And Cash Equivalents [Abstract]

Cash and Investments

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

	September 30, 2013		December 31 2012
Cash	$	16,789	$	13,043
Cash equivalents		631		4,500
Short-term investments		37,516		33,596
	$	54,936	$	51,139

Cash Equivalents and Level 1 Investments Measured at Fair Value

Cash equivalents, Level 1 and Level 2 investments measured at fair value were as follows at September 30, 2013 and December 31, 2012:

	September 30, 2013								December 31, 2012
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Cash equivalents:
Money market funds and other cash equivalents	$	631	$	0	$	0	$	631	$	4,500	$	0	$	0	$	4,500
Investments:
Certificates of deposit		6,493		0		0		6,493		5,062		0		0		5,062
US government agency bonds		0		8,576		0		8,576		0		8,498		0		8,498
Municipal bonds		0		14,678		0		14,678		0		10,162		0		10,162
Corporate debt securities		0		7,782		0		7,782		0		9,880		0		9,880
Total	$	7,124	$	31,036	$	0	$	38,160	$	9,562	$	28,540	$	0	$	38,102