Cost of crypto asset. Excludes crypto asset held for platform user.

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Fair value of crypto asset classified as noncurrent. Excludes crypto asset held for platform user.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
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Number of restricted and unrestricted crypto asset units held. Excludes crypto asset units held for platform user.

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Crypto Assets - Schedule of Crypto Assets (Detail) ¥ in Thousands, $ in Thousands	Mar. 31, 2026 CNY (¥)	Mar. 31, 2026 USD ($)	Mar. 31, 2025 CNY (¥)
Crypto Asset, Holding [Line Items]
Cost Basis	¥ 8,431
Fair Value	¥ 4,691	$ 680	¥ 0
Bitcoin
Crypto Asset, Holding [Line Items]
Quantity	5
Cost Basis	¥ 3,915
Fair Value	¥ 2,306
Ethereum
Crypto Asset, Holding [Line Items]
Quantity	160
Cost Basis	¥ 4,289
Fair Value	¥ 2,273
Solana
Crypto Asset, Holding [Line Items]
Quantity	200
Cost Basis	¥ 227
Fair Value	¥ 112