v3.26.1
Dividends (Details)
$ / shares in Units, ¥ in Millions, $ in Millions
12 Months Ended
May 13, 2026
$ / shares
May 15, 2025
$ / shares
May 14, 2024
$ / shares
Mar. 31, 2026
CNY (¥)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
CNY (¥)
Mar. 31, 2024
CNY (¥)
Dividends Payable [Line Items]              
Payments of dividends       ¥ 33,732 $ 4,890 ¥ 29,077 ¥ 17,946
2024 Annual Dividend              
Dividends Payable [Line Items]              
Dividend declared     May 14, 2024        
2025 Annual Dividend              
Dividends Payable [Line Items]              
Dividend declared   May 15, 2025          
2026 Annual Dividend              
Dividends Payable [Line Items]              
Dividend declared May 13, 2026            
Ordinary Shares              
Dividends Payable [Line Items]              
Annual Dividend per share $ 0.13125 $ 0.13125 $ 0.125        
Ordinary Shares | 2024 extraordinary dividend              
Dividends Payable [Line Items]              
Annual Dividend per share     0.0825        
Ordinary Shares | 2025 extraordinary dividend              
Dividends Payable [Line Items]              
Annual Dividend per share   0.11875          
ADS              
Dividends Payable [Line Items]              
Annual Dividend per share $ 1.05 1.05 1        
ADS | 2024 extraordinary dividend              
Dividends Payable [Line Items]              
Annual Dividend per share     $ 0.66        
ADS | 2025 extraordinary dividend              
Dividends Payable [Line Items]              
Annual Dividend per share   $ 0.95