Cash Equivalents

3 Months Ended

Mar. 31, 2019

Cash And Cash Equivalents [Abstract]

Cash Equivalents

4. Cash Equivalents

The following is a summary of the Company’s cash equivalents:

	March 31, 2019
	Amortized Cost Basis		Unrealized Gains		Unrealized Losses		Fair Value
	(in thousands)
Money market funds	$	111,801	$	—	$	—	$	111,801
Total	$	111,801	$	—	$	—	$	111,801
Reported as:
Cash equivalents							$	111,801
Total							$	111,801

	December 31, 2018
	Amortized Cost Basis		Unrealized Gains		Unrealized Losses		Fair Value
	(in thousands)
Money market funds	$	21,680	$	—	$	—	$	21,680
Total	$	21,680	$	—	$	—	$	21,680
Reported as:
Cash equivalents							$	21,680
Total							$	21,680