Accrued Expenses

9 Months Ended

Sep. 30, 2021

Payables and Accruals [Abstract]

Accrued Expenses

6. Accrued Expenses

Accrued expenses on the unaudited condensed consolidated balance sheets as of December 31, 2020 and September 30, 2021, consisted of the following:

	December 31,		September 30,
(in thousands)	2020		2021
Accrued compensation	$	15,959	$	25,190
Accrued cost of revenues		10,834		10,341
Accrued interest		11		4,844
Accrued IPO offering expenses		—		1,424
Other accrued expenses		9,095		11,038
Total accrued expenses	$	35,899	$	52,837