Fair Value Measurement (Tables)

6 Months Ended

Jun. 30, 2016

Fair Value Disclosures [Abstract]

Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following tables sets forth the fair value of the Company’s financial assets and liabilities at fair value on a recurring basis based on the three-tier fair value hierarchy (in thousands):

	June 30, 2016
	Level 1		Level 2		Level 3		Total
Financial Assets
Money market funds	$	—	$	—	$	—	$	—
Reverse repurchase agreements		—		21,250		—		21,250
US government and agency securities		—		2,947		—		2,947
Total financial assets	$	—	$	24,197	$	—	$	24,197

	December 31, 2015
	Level 1		Level 2		Level 3		Total
Financial Assets
Money market funds	$	3,988	$	—	$	—	$	3,988
Reverse repurchase agreements		—		16,250		—		16,250
US government and agency securities		—		3,768		—		3,768
Total financial assets	$	3,988	$	20,018	$	—	$	24,006