Quarterly report [Sections 13 or 15(d)]

Related Party Transactions (Board Services Agreement) (Details)

v3.26.1
Related Party Transactions (Board Services Agreement) (Details) - Caribe - Board services agreement - USD ($)
1 Months Ended 3 Months Ended
Jan. 31, 2017
Dec. 31, 2016
Mar. 31, 2026
Mar. 31, 2025
Checkpoint        
Related Party Transactions        
Advisory fees   $ 60,000   $ 32,000
Checkpoint | Common Stock        
Related Party Transactions        
Advisory fees       17,000
Mustang        
Related Party Transactions        
Advisory fees $ 60,000   $ 15,000 $ 15,000