The weighted average fair value of nonvested awards on equity-based plans excluding option plans that are expected to vest (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

No definition available.

Share-based awards - RSUs (Details) $ / shares in Units, ¥ in Millions, $ in Millions	12 Months Ended
	Mar. 31, 2023 CNY (¥) shares	Mar. 31, 2023 USD ($) $ / shares shares	Mar. 31, 2022 CNY (¥) shares	Mar. 31, 2021 CNY (¥)	Mar. 31, 2023 $ / shares
Weighted-average grant-date fair value
Share-based compensation expense	¥ 30,831	$ 4,489	¥ 23,971	¥ 50,120
RSUs
Summary of changes in the RSUs
Awarded and unvested at beginning of year \| shares	60,676,287	60,676,287
Granted \| shares	32,242,838	32,242,838
Vested \| shares	(23,281,792)	(23,281,792)
Cancelled/forfeited \| shares	(8,349,129)	(8,349,129)
Awarded and unvested at end of year \| shares	61,288,204	61,288,204	60,676,287
Expected to vest \| shares	52,548,409
Weighted-average grant-date fair value
Awarded and unvested at beginning of year \| $ / shares		$ 201.17
Granted \| $ / shares		102.18
Vested \| $ / shares		192.01
Cancelled/forfeited \| $ / shares		179.85
Awarded and unvested at end of year \| $ / shares		$ 155.49
Expected to vest \| $ / shares					$ 155.92
Unamortized compensation costs \| ¥	¥ 18,725
Weighted average period over which unamortized compensation costs expected be recognized	1 year 9 months 18 days	1 year 9 months 18 days
Share-based compensation expense \| ¥	¥ 24,410		¥ 30,313	¥ 28,934
RSUs \| Maximum
Weighted-average grant-date fair value
Expiry period	10 years	10 years