v3.25.2
Provision for Income Taxes (Details) - HKD ($)
$ in Millions
 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Provision for Income Taxes [Line Items]      
Assessable profit (in Dollars) $ 2    
Income tax rate 16.50% 16.50% 16.50%
Profit tax rate 15.37% 15.67% 14.83%
Hong Kong [Member]      
Provision for Income Taxes [Line Items]      
Assessable profit (in Dollars) $ 2    
Income tax rate 16.50%    
Profit tax rate 15.37% 15.67% 14.83%
Hong Kong [Member] | Minimum [Member]      
Provision for Income Taxes [Line Items]      
Income tax rate 8.25%    
Profit tax rate 8.25%    
Hong Kong [Member] | Maximum [Member]      
Provision for Income Taxes [Line Items]      
Assessable profit (in Dollars) $ 2    
Income tax rate 16.50%    
Profit tax rate 16.50%