Quarterly report [Sections 13 or 15(d)]

Related Party Transactions (Board Services Agreement) (Details)

v3.25.3
Related Party Transactions (Board Services Agreement) (Details) - USD ($)
1 Months Ended 3 Months Ended 5 Months Ended 9 Months Ended
Jan. 31, 2017
Dec. 31, 2016
Sep. 30, 2025
Sep. 30, 2024
May 31, 2025
Sep. 30, 2025
Sep. 30, 2024
Checkpoint | Caribe | Board services agreement              
Related Party Transactions              
Advisory fees   $ 60,000          
Checkpoint | Hawkins BioVentures | Board services agreement              
Related Party Transactions              
Advisory fees         $ 200,000   $ 100,000
Checkpoint | Hawkins BioVentures | Common Stock              
Related Party Transactions              
Advisory fees         $ 200,000   47,000
Mustang | Caribe | Board services agreement              
Related Party Transactions              
Advisory fees $ 60,000   $ 15,000 $ 15,000   $ 45,000 $ 45,000