v3.26.1
Line of Credit (Details) - USD ($)
1 Months Ended 3 Months Ended
Sep. 30, 2024
Mar. 31, 2024
Aug. 31, 2023
Sep. 30, 2025
Mar. 31, 2026
Mar. 31, 2025
Feb. 28, 2026
Dec. 31, 2025
Jun. 30, 2025
Apr. 30, 2025
Jan. 31, 2024
Apr. 26, 2023
Line of Credit [Line Items]                        
Bank credit facility             $ 30,000,000          
Interest rate for credit facility       7.70%                
Interest expenses for long term bank borrowings         $ 40,492,046              
Security deposit         $ 8.3              
BIDV [Member]                        
Line of Credit [Line Items]                        
Bank credit facility           $ 16,097,864   $ 5,471,119 $ 1,361,334,000,000   $ 100,000,000 $ 90,000,000
Interest rate for credit facility   6.50% 8.00%   9.50%              
Unused line of credit         $ 88,638,666     $ 84,528,881        
Bank Credit Facility with BIDV [Member]                        
Line of Credit [Line Items]                        
Bank credit facility           30,000,000            
BIDV [Member]                        
Line of Credit [Line Items]                        
Repaid loans         4,127,021 3,564,964            
Line of Credit [Member] | BIDV [Member]                        
Line of Credit [Line Items]                        
Bank credit facility         1,361,334              
Interest rate for credit facility 6.30%                      
Property, Plant and Equipment [Member]                        
Line of Credit [Line Items]                        
Interest expenses for long term bank borrowings         78,686 306,815            
Interest expenses         $ 0            
Letter of Credit [Member]                        
Line of Credit [Line Items]                        
Security deposit                   $ 5,000,000    
Bank deposits                 $ 5,000,000