v3.26.1
Fair Value Measurements - Composition and Fair Value Hierarchy of Financial Liabilities (Details) - USD ($)
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Liabilities      
PIPE subscription derivative liability $ 137,942,000    
HZO, Inc. and Subsidiaries      
Assets      
Non-marketable equity securities 15,000,000    
Liabilities      
Warrant liability 2,066,673 $ 51,673 $ 57,984
PIPE subscription derivative liability 50,881,000 3,396,000 1,052,000
Transfer between levels 0 0 0
HZO, Inc. and Subsidiaries | Fair value measurements, recurring      
Assets      
Non-marketable equity securities 15,000,000    
Total 15,000,000    
Liabilities      
Warrant liability 2,066,673 51,673 57,984
PIPE subscription derivative liability 50,881,000 3,396,000 1,052,000
Total 52,947,673 3,447,673 1,109,984
HZO, Inc. and Subsidiaries | Level 3 | Fair value measurements, recurring      
Assets      
Non-marketable equity securities 15,000,000    
Total 15,000,000    
Liabilities      
Warrant liability 2,066,673 51,673 57,984
PIPE subscription derivative liability 50,881,000 3,396,000 1,052,000
Total $ 52,947,673 $ 3,447,673 $ 1,109,984