v3.26.1
Parent company only condensed financial information (Details) - CNY (¥)
¥ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Condensed Financial Information Disclosure [Abstract]      
Dividend paid ¥ 101,294 ¥ 59,933 ¥ 98,174