Business combinations - Summary of Identified Assets Acquired and Liabilities Assumed (Detail) - Chongni network technology Co Ltd [Member] - CNY (¥) ¥ in Thousands		12 Months Ended
Jun. 30, 2021	Mar. 31, 2022
Total purchase price is comprised of:
- fair value of 49% previously held equity interests	¥ 245
- cash consideration	2,938	¥ 2,900
Fair value of total consideration	3,183
Cash and cash equivalents	2
Prepayments and other current assets	4,533
Total assets	4,535
Accrued liabilities and other current liabilities	(33)
Total liabilities	(33)
Net assets acquired	4,502
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	499
Non-controlling interests	(1,818)
Total	¥ 3,183

This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of assets acquired at the acquisition date.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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