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Contractual interest rate for funds borrowed, under the debt agreement.

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Debt (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Feb. 21, 2020
Debt Instrument [Line Items]
Total long-term debt	$ 624,696		$ 624,696
Long-term debt interest expense
Total debt interest expense	11,884	$ 11,612	23,539	$ 23,485
Principal payment on notes				10,730
9.5% Non-Recourse 2035 Notes
Debt Instrument [Line Items]
Principal amount	421,050		421,050		$ 400,000
Less: 5% retained by the Company	(21,053)		(21,053)
Unamortized debt issuance costs	(2,741)		(2,741)
Total long-term debt	$ 396,125		$ 396,125
Long-term debt interest expense
Interest rate (as a percent)	9.50%		9.50%		9.50%
Percentage of note to be sold					95.00%
Percentage of note to be retained					5.00%
Net principal	$ 400,000		$ 400,000
Estimated fair value	380,000		380,000
9.0% Non-Recourse 2033 Notes
Debt Instrument [Line Items]
Unamortized debt issuance costs	(1,131)		(1,131)
Long-term debt interest expense
Total debt interest expense	$ 1,900	$ 300	$ 3,700	$ 500
Interest rate (as a percent)	9.00%		9.00%
3.25% Convertible Senior Notes Due 2023
Debt Instrument [Line Items]
Principal amount	$ 230,000		$ 230,000
Unamortized debt issuance costs	(1,429)		(1,429)
Total long-term debt	$ 228,571		$ 228,571
Long-term debt interest expense
Interest rate (as a percent)	3.25%		3.25%
Notes fair value	$ 210,500		$ 210,500
TRC
Long-term debt interest expense
Percentage of economic interest			85.00%
Net interest shortfall	$ 2,700		$ 7,400
Percentage of equity interest	85.00%		85.00%
Net interest shortfall	$ 30,700		$ 30,700
Net principal paydown	$ 10,700		$ 10,700
TRC \| Minimum
Long-term debt interest expense
Upward tiering royalties (as a percent)			6.50%
TRC \| Maximum
Long-term debt interest expense
Upward tiering royalties (as a percent)			10.00%
TRC \| Issuer II Class C Units
Long-term debt interest expense
Percentage of economic interest			75.00%
Theravance Biopharma R&D, Inc.
Long-term debt interest expense
Percentage of economic interest			63.75%
Theravance Biopharma R&D, Inc. \| 9.5% Non-Recourse 2035 Notes
Long-term debt interest expense
Interest rate (as a percent)	5.00%		5.00%