v3.26.1
Earnings per share/ADS (Details)
¥ / shares in Units, $ / shares in Units, ¥ in Millions, shares in Millions, $ in Millions
12 Months Ended
Mar. 31, 2026
CNY (¥)
¥ / shares
shares
Mar. 31, 2026
USD ($)
$ / shares
shares
Mar. 31, 2025
CNY (¥)
¥ / shares
shares
Mar. 31, 2024
CNY (¥)
¥ / shares
shares
Earnings Per Share [Abstract]        
ADS ratio 8 8 8 8
Numerator:        
Net income attributable to ordinary shareholders for computing net income per ordinary share - basic ¥ 105,904 $ 15,353 ¥ 129,470 ¥ 79,741
Dilution effect on earnings arising from share-based awards operated by equity method investees and subsidiaries | ¥ (410)   (300) (228)
Adjustments for interest expense attributable to convertible unsecured senior notes | ¥ 309   235 0
Net income attributable to ordinary shareholders for computing net income per ordinary share - diluted | ¥ ¥ 105,803   ¥ 129,405 ¥ 79,513
Shares (denominator):        
Weighted average number of shares used in calculating net income per ordinary share - basic (million shares) 18,568 18,568 18,791 20,182
Adjustments for dilutive RSUs and share options (million shares) 200 200 200 177
Adjustments for convertible unsecured senior notes 467 467 327 0
Weighted average number of shares used in calculating net income per ordinary share - diluted (million shares) 19,235 19,235 19,318 20,359
Net income per ordinary share - basic (RMB) | (per share) ¥ 5.7 $ 0.83 ¥ 6.89 ¥ 3.95
Net income per ordinary share - diluted (RMB) | (per share) 5.5 0.8 6.7 3.91
Earnings per ADS        
Net income per ADS - basic (RMB) | (per share) 45.63 6.61 55.12 31.61
Net income per ADS - diluted (RMB) | (per share) ¥ 44 $ 6.38 ¥ 53.59 ¥ 31.24