Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2014

Fair Value Disclosures [Abstract]

Assets and Liabilities Subject to Fair Value Measurements on Recurring Basis

The following table sets forth the Company’s assets and liabilities that were measured at fair value as of December 31, 2014 and 2013, by level within the fair value hierarchy (in thousands):

	As of December 31, 2014
	Level I		Level II		Level III		Fair Value
Financial Assets:
Cash equivalents:
Bank deposits	$	—	$	11,877	$	—	$	11,877
Commercial paper		—		18,339		—		18,339
Money market funds		11,596		—		—		11,596
Short-term investments:
Corporate debt obligations		—		31,354		—		31,354
Bank deposits		—		10,270		—		10,270
Total financial assets	$	11,596	$	71,840	$	—	$	83,436
Financial Liability:
Accrued and other current liabilities—Forward foreign exchange contracts	$	—	$	1,002	$	—	$	1,002
	As of December 31, 2013
	Level I		Level II		Level III		Fair Value
Financial Assets:
Cash equivalents:
Commercial paper	$	—	$	21,947	$	—	$	21,947
Bank deposits		—		10,165		—		10,165
Money market funds		2,619		—		—		2,619
Short-term investments:
Corporate debt obligations		—		28,228		—		28,228
Bank deposits		—		10,153		—		10,153
Total financial assets	$	2,619	$	70,493	$	—	$	73,112