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Theravance Respiratory Company, LLC (Details) - TRC
12 Months Ended
Feb. 21, 2020
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Jul. 10, 2020
Theravance Respiratory Company, LLC          
Percentage of equity interest   85.00%     85.00%
Percentage of economic interest 85.00% 85.00%      
Number of fiscal quarters   4      
Royalty payments   $ 104,000,000.0 $ 68,400,000 $ 33,700,000  
Royalty expenses   3,400,000 $ 2,200,000 $ 2,700,000  
Amount due   43,500,000      
Long-term asset   67,500,000      
Net unrealized loss   300,000      
Payment received   $ 59,500,000