Cash, Cash Equivalents and Investments (Tables)

3 Months Ended

Mar. 31, 2020

Cash and Cash Equivalents [Abstract]

Summary of Cash, Cash Equivalents and Investments

A summary of the Company's cash equivalents and investments as of March 31, 2020 is as follows:

Cash Equivalents:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Money market funds	$	17,228	$	—	$	—		$	17,228
Investments:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Corporate bonds and commercial paper	$	29,765	$	28	$	(41	)	$	29,752

A summary of the Company's cash equivalents and investments as of December 31, 2019 is as follows:

Cash Equivalents:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Money market funds	$	14,518	$	—	$	—		$	14,518
Investments:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Corporate bonds and commercial paper	$	32,216	$	110	$	(1	)	$	32,325

Investments Classified by Contractual Maturity Date

The following table summarizes the estimated fair value of the Company's investments, designated as available-for-sale and classified by the contractual maturity date of the investments as of the dates shown:

	March 31, 2020		December 31, 2019
Due within one year or less	$	27,206	$	29,789
Due after one year through five years	2,546		2,536
	$	29,752	$	32,325

Schedule of Fair Values and Gross Unrealized Losses for Available-For-Sale Securities

The following table shows the fair values and the gross unrealized losses of these available-for-sale investments aggregated by investment category as of March 31, 2020:

	Adjusted Cost		Gross Unrealized Loss			Fair Value
Corporate bonds and commercial paper	$	19,678	$	(41	)	$	19,637

The following table shows the fair values and the gross unrealized losses of these available-for-sale investments aggregated by investment category as of December 31, 2019:

	Adjusted Cost		Gross Unrealized Loss			Fair Value
Corporate bonds and commercial paper	$	2,537	$	(1	)	$	2,536