Fair Value of Financial Measurements (Tables)

3 Months Ended

Mar. 31, 2019

Fair Value Disclosures [Abstract]

Summary of Fair Value of Financial Assets by Level within Fair Value Hierarchy

The following table sets forth the fair value of the Company’s financial assets by level within the fair value hierarchy (in thousands):

	As of March 31, 2019
	Fair Value		Level 1		Level 2		Level 3
Financial Assets:
Cash equivalents:
Money market funds	$	8,233	$	8,233	$	-	$	-
Marketable securities:
U. S. Treasury securities		2,348		-		2,348		-
Total Financial Assets	$	10,581	$	8,233	$	2,348	$	-

	As of December 31, 2018
	Fair Value		Level 1		Level 2		Level 3
Financial Assets:
Cash equivalents:
Money market funds	$	4,881	$	4,881	$	-	$	-
Marketable securities:
U. S. Treasury securities		14,106		-		14,106		-
Total Financial Assets	$	18,987	$	4,881	$	14,106	$	-