v3.26.1
Leases - Time Charter-in Contracts (Details)
12 Months Ended
Mar. 31, 2026
USD ($)
item
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Leases      
Operating lease right-of-use assets $ 148,712,528 $ 159,212,010  
Operating lease liability 148,723,541    
Charter Hire Expenses 61,026,689 41,393,429 $ 43,673,387
Time Charter-in VLGCs      
Leases      
Operating lease right-of-use assets 148,327,426 158,462,559  
Operating lease liability 148,300,000    
Time Charter-in VLGCs | Helios LPG Pool LLC      
Leases      
Pool revenue - time chartered-in VLGCs $ 99,700,000 $ 56,700,000 $ 97,500,000
Time Charter-in VLGCs | 31 month lease      
Leases      
Number of leases | item 1    
Lease term 31 months    
Operating lease right-of-use assets $ 29,900,000    
Operating lease liability $ 29,900,000    
Time Charter-in VLGCs | 12 month lease      
Leases      
Number of leases | item 1    
Lease term 12 months