Royalty Purchase Agreements - (Details) - Royalty Purchase Agreement - USD ($) $ in Millions		3 Months Ended
	Apr. 29, 2024	Jun. 30, 2024
XACIATO
Commitments And Contingencies [Line Items]
Transaction costs		$ 1.6
Synthetic
Commitments And Contingencies [Line Items]
Proceeds from sale of royalty and milestone rights		$ 22.0
XOMA
Commitments And Contingencies [Line Items]
Proceeds from royalties received	$ 22.0
Maximum royalty payments	88.0
Contingent purchase price payments	11.0
Revenue tier threshold, upper range limit	$ 22.0
XOMA \| XACIATO
Commitments And Contingencies [Line Items]
Milestone payments rate	100.00%
XOMA \| Ovaprene
Commitments And Contingencies [Line Items]
Net royalty payments rate	4.00%
XOMA \| Sildenafil Cream, 2.0%
Commitments And Contingencies [Line Items]
Future net sales	0.020
XOMA \| Sildenafil Cream, 3.6%
Commitments And Contingencies [Line Items]
Maximum royalty payments	$ 110.0
Future net sales	0.036
XOMA \| Sildenafil Cream, 3.6% \| Maximum
Commitments And Contingencies [Line Items]
Percentage of royalty rate	2.50%
XOMA \| Sildenafil Cream, 3.6% \| Minimum
Commitments And Contingencies [Line Items]
Percentage of royalty rate	1.25%
Bayer
Commitments And Contingencies [Line Items]
Potential future payment, percentage	0.25
Potential future payment	$ 20.0