Share based compensation arrangement by share based payment award options aggregate intrinsic value.

No definition available.

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- Definition

Share based compensation arrangement by share based payment award options granted in period fair value.

+ References

No definition available.

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- Definition

Share based compensation expense recognized until the completion of a qualified IPO.

+ References

No definition available.

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- Definition

Share-based payment arrangement.

+ References

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(01)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Percentage of vesting of award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Share-based compensation - Additional Information (Detail) ¥ in Millions		12 Months Ended
	Mar. 31, 2020 USD ($)	Mar. 31, 2023 USD ($) shares	Mar. 31, 2023 CNY (¥) shares	Mar. 31, 2022 USD ($) shares	Mar. 31, 2022 CNY (¥) shares	Mar. 31, 2021 CNY (¥)	May 31, 2022 shares	Mar. 31, 2021 USD ($)	Sep. 01, 2020 shares	Aug. 01, 2018 shares	Sep. 27, 2012 shares
Share Based Payment Arrangement [Line Items]
Percentage of entitlement to vest earn by employees		25.00%	25.00%
Share based compensation arrangement by share based payment award options granted				1,282,500	1,282,500
Share based compensation arrangement by share based payment award options outstanding intrinsic value \| $		$ 123,594,000		$ 404,409,000				$ 29,359,582,000
Unrecognised share based compensation expenses \| $		$ 322,926,000		$ 2,298,328,000
Weighted average vesting period		3 years 4 months 24 days	3 years 4 months 24 days	5 years 3 months 18 days	5 years 3 months 18 days
Share based compensation expense recognized until the completion of a qualified IPO \| $		$ 0
Share based compensation expense	$ 0		¥ (7.7)		¥ 14.4	¥ 55.0
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized							4,000,000
Employees and Non Employees [Member]
Share Based Payment Arrangement [Line Items]
Share based compensation arrangement by share based payment award options granted		0	0	1,282,500	1,282,500
Fair value of options granted amount \| $		$ 0		$ 2,900,000
2012 Global Share Plan [Member]
Share Based Payment Arrangement [Line Items]
Shares reserved for future issuances											1,061,500
2018 Global Share Plan [Member]
Share Based Payment Arrangement [Line Items]
Shares reserved for future issuances							8,987,836		5,987,836	5,987,836
Amended 2018 Global Share Plan [Member]
Share Based Payment Arrangement [Line Items]
Shares reserved for future issuances							12,987,836		8,987,836