Summary of Significant Accounting Policies - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Short-term Debt [Line Items]
Goodwill impairment	$ 0	$ 0	$ 0
Advertising and marketing costs	$ 2,600,000	$ 2,700,000	$ 2,400,000
Bendeka
Short-term Debt [Line Items]
Reporting term for partners' net product sales, royalty revenue	25 days