v3.26.1
FAIR VALUE - Accrued licensor payments (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Accrued Licensor Payments      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Up-front payment     $ 75.0
Additional milestone payment     7.5
Collaborative arrangement, royalty percentage in net sales 30.00%    
Collaborative arrangement royalty payable on net revenue revenue threshold   $ 70.0  
Eye Point Agreements Member      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Payments for royalties     $ 1.9