v3.26.1
Share-Based Compensation - Organizational Restructuring (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 03, 2026
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Share-Based Compensation          
Share-based compensation expense   $ 5,990 $ 4,543 $ 10,494 $ 9,420
Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense          
Share-Based Compensation          
Share-based compensation expense   566 987 1,193 2,057
Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense          
Share-Based Compensation          
Share-based compensation expense   3,572 $ 3,556 6,421 $ 7,363
Location, Statement of Income, Balance [Axis]: tbph:RestructuringAndRelatedExpenses          
Share-Based Compensation          
Share-based compensation expense   1,852   2,880  
Organizational Restructuring, 2026          
Share-Based Compensation          
Share-based payment arrangement, plan modification, incremental cost $ 5,200        
Organizational Restructuring, 2026 | Location, Statement of Income, Balance [Axis]: tbph:RestructuringAndRelatedExpenses          
Share-Based Compensation          
Share-based compensation expense   $ 1,800   $ 2,900