Revenue - Summary of Net Product Sales (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue from Contract with Customer [Abstract]
Product revenue - gross	$ 54,339	$ 41,380	$ 107,649	$ 87,935
Less: Rebate and sales return	(6,764)	(4,445)	(13,979)	(30,897)
Product revenue - net	$ 47,575	$ 36,935	$ 93,670	$ 57,038