Amount of accumulated undistributed earnings (deficit).

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Name:	us-gaap_RetainedEarningsAccumulatedDeficit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Liquidity and Going Concern (Narrative) (Details) - USD ($) $ in Thousands	Mar. 12, 2025	Dec. 31, 2024	Mar. 04, 2024	Dec. 31, 2023	Jan. 10, 2023
Accumulated deficit		$ (327,735)		$ (308,819)
Cash and cash equivalents		$ 9,291		$ 13,523
Innoviva Strategic Opportunities LLC \| Credit And Security Agreement
Aggregate amount			$ 35,000
Interest rate (as a percent)			14.00%
Innoviva Strategic Opportunities LLC \| Secured term loan
Aggregate amount					$ 30,000
Interest rate (as a percent)				8.00%	8.00%
2025 Credit Agreement \| Innoviva Strategic Opportunities LLC \| Secured term loan \| Subsequent event
Aggregate amount	$ 10,000
Interest rate (as a percent)	14.00%