Debt (Tables)

12 Months Ended

Dec. 31, 2018

Debt

Schedule of long-term debt

	As of December 31
(in thousands)	2017		2018
Term loan payable	$	—	$	25,000
Unamortized debt issuance costs		—		(1,990)
Carrying value of term loan		—		23,010
Other long-term debt		232		708
Total long-term debt	$	232	$	23,718

Schedule of maturities of long-term debt

Maturities of long-term debt as of December 31, 2018 were as follows:

(in thousands)
2019	$	—
2020		3,656
2021		8,592
2022		8,704
2023		4,756