Debt (Tables)

3 Months Ended

Mar. 31, 2019

Debt Disclosure [Abstract]

Summary of Future Principal Payments

Based on a 39-month amortization of the outstanding principal amounts for the 2019 Loan as discussed above, the following table sets forth by year the Company’s required future principal payments (in thousands):

Years Ending December 31,
2019 (remaining nine months)	$	—
2020		2,139
2021		2,285
2022		2,441
2023		635
Thereafter		—
	$	7,500