Consolidated Entities and Acquisitions - Theravance Respiratory Company, LLC (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income statements
Total net revenue	$ 77,499	$ 76,372
Other income, net	(1,236)	(1,346)
Income tax expense, net	8,592	6,275
Net income and comprehensive income	36,532	34,865
Royalty revenue
Income statements
Total net revenue	$ 58,415	$ 56,858