v3.26.1
Note 7 - Intangible Assets (Details Textual) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Jun. 30, 2025
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2026
Minimum [Member]        
Finite-Lived Intangible Asset, Useful Life, Renewable Period (Year)       1 year
Maximum [Member]        
Finite-Lived Intangible Asset, Useful Life, Renewable Period (Year)       20 years
Technology-Based Intangible Assets [Member]        
Impairment of Intangible Assets (Excluding Goodwill) $ 8.3      
Finite-Lived Intangible Assets, Impaired, Gross 19.1   $ 19.1  
Finite-Lived Intangible Assets, Impaired, Accumulated Amortization $ 10.8   10.8  
Developed Technology Rights [Member] | ADHD Portfolio [Member]        
Intangible Asset, Finite-Lived, Remaining Amortization Period (Year)       12 years
Tris Karbinal Agreement [Member]        
Impairment of Intangible Assets (Excluding Goodwill)     8.3  
TRRP Proprietary Technology [Member]        
Intangible Asset, Finite-Lived, Remaining Amortization Period (Year)       12 years
Commercialization Rights [Member] | Execution of EXXUA Exclusive Commercialization Agreement [Member]        
Finite-Lived Intangible Assets Capitalized     $ 3.0  
Commercialization Rights [Member] | Launch of EXXUA [Member]        
Finite-Lived Intangible Assets Capitalized   $ 3.0