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Goodwill - Additional Information (Detail) - CNY (¥) ¥ in Thousands		12 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Goodwill [Line Items]
Impairment loss			¥ 1,382,149
Domestic Business
Goodwill [Line Items]
Impairment loss	[1]		1,382,149
Additional goodwiil impairment loss		¥ 0	0
Accounting Standards Update 2017-04 [Member]
Goodwill [Line Items]
Impairment loss			¥ 1,382,149
[1] Goodwill impairment

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- Definition

Additional goodwill impairment loss.

+ References

No definition available.

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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