Borrowings, other debts and derivative liabilities - Summary of Short-term Debt (Detail) ¥ in Thousands, $ in Thousands	Mar. 31, 2022 CNY (¥)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 CNY (¥)
Debt Disclosure [Abstract]
Bank borrowings	¥ 134,540		¥ 85,566
Current portion of long-term bank borrowings	26,586
Total	¥ 161,126	$ 25,417	¥ 85,566

No definition available.

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Carrying value as of the balance sheet date of current portion of long-term loans payable to bank due within one year or the operating cycle if longer.

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Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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