Short-Term Investments (Tables)

9 Months Ended

Sep. 30, 2019

Investments Debt And Equity Securities [Abstract]

Summary of Short-term Investments

The following is a summary of the Company’s short-term investments (in thousands):

	September 30, 2019									December 31, 2018
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Loss			Fair Value		Amortized Cost		Gross Unrealized Gains		Gross Unrealized Loss			Fair Value
Corporate bonds and commercial paper	$	1,498	$	—	$	(2	)	$	1,496	$	37,168	$	—	$	(17	)	$	37,151
U.S. government securities		—		—		—			—		4,995		—		—			4,995
Total Short-Term Investments	$	1,498	$	—	$	(2	)	$	1,496	$	42,163	$	—	$	(17	)	$	42,146

Summary of Maturities of Short-term Investments by Contractual Maturity

The following table summarizes the maturities of the Company’s short-term investments by contractual maturity (in thousands):

	September 30, 2019				December 31, 2018
	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Less than 1 year	$	1,498	$	1,496	$	42,163	$	42,146
Due in 1-3 years		—		—		—		—
Total Short-Term Investments	$	1,498	$	1,496	$	42,163	$	42,146