Revenues - Summary of Gross-To-Net ("GTN") Adjustments (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
XENLETA
Disaggregation of Revenue [Line Items]
GTN accrual adjustments	$ 0.1	$ 0.7
Returns reserve & GTN accrual adjustments	0.3	1.2
SIVEXTRO
Disaggregation of Revenue [Line Items]
GTN accrual adjustments	$ 24.2	$ 15.6