Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Measurements

Schedule of Company's assets and liabilities by level within the fair value hierarchy

	March 31, 2020
	Fair Value Measurements
	Level 1		Level 2		Level 3		Total
	(in thousands)
Assets
Cash equivalents:
Money market funds, U.S. Government Securities and Agency Investments	$	148,566	$	—	$	—	$	148,566

	December 31, 2019
	Fair Value Measurements
	Level 1		Level 2		Level 3		Total
	(in thousands)
Assets
Cash equivalents:
Money market funds, U.S. Government Securities and Agency Investments	$	92,872	$	24,000	$	—	$	116,872