Accrued expenses and other current liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Summary of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consist of the following (in thousands):

	As of December 31,
	2021		2020
Employee compensation	$	24,655	$	9,451
Royalties	6,768		1,493
Manufacturing costs	5,459		6,808
Clinical and contract research organization costs	3,229		2,854
Collaboration research costs	2,576		19,605
Property, plant, and equipment	2,241		440
Professional fees	1,688		—
Separation related costs	762		—
License and milestone fees	123		278
Other	7,909		2,418
Total accrued expenses and other current liabilities	$	55,410	$	43,347