Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2019

Fair Value Measurements

Summary of major categories of financial assets and liabilities measured at fair value on a recurring basis

The following fair value hierarchy table presents information about each major category of our financial assets and liabilities measured at fair value on a recurring basis (in thousands):

	Level 1		Level 2		Level 3		Total
September 30, 2019
Assets
Money market funds (cash equivalents)	$	8,691	$	—	$	—	$	8,691
Certificates of deposit (cash equivalents)		496		—		—		496
Certificates of deposit		1,233		—		—		1,233
U.S. Treasury securities		—		1,497		—		1,497
Total assets	$	10,420	$	1,497	$	—	$	11,917
December 31, 2018
Assets
Money market funds (cash equivalents)	$	14,049	$	—	$	—	$	14,049
U.S. Treasury securities		—		4,998		—		4,998
Total assets	$	14,049	$	4,998	$	—	$	19,047