Other Income (Expense), Net (Tables)

3 Months Ended

Mar. 31, 2021

Other Income And Expenses [Abstract]

Summary of Other Income (Expense), Net

	Three Months Ended
	March 31
	2021			2020
Other income (expense), net
Investment income	$	80		$	2,055
Interest expense		(1,714	)		(5,869	)
Non-cash interest expense on liability    related to sale of future royalty		(10,925	)		—
Other income (expense)		3			—
Total other income (expense), net	$	(12,556	)	$	(3,814	)