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SHARE-BASED COMPENSATION - Additional Information (Detail) |  |  |  | 1 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 03, 2023 shares | Aug. 03, 2022 shares | Oct. 18, 2016 $ / shares shares | Oct. 18, 2016 ¥ / shares shares | Jun. 30, 2022 $ / shares shares | Jun. 30, 2022 ¥ / shares shares | Jul. 31, 2017 $ / shares shares | Jul. 31, 2017 ¥ / shares shares | Mar. 31, 2023 $ / shares shares | Mar. 31, 2023 CNY (¥) shares | Mar. 31, 2022 CNY (¥) shares | Sep. 30, 2022 CNY (¥) shares | Jun. 24, 2022 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share options granted |  |  | 26,860,000 | 26,860,000 |  |  |  |  |  |  |  |  |
Compensation expenses for shares granted | ¥ |  |  |  |  |  |  |  |  |  | ¥ 2,307,000 | ¥ 399,000 |  |
Stock options exercisable |  |  |  |  |  |  |  |  | 37,690,027 | 37,690,027 |  |  |
Mr. Qu, Chief Executive Officer |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share options granted |  |  |  |  | 72,000,000 | 72,000,000 |  |  |  |  |  |  |
Share options granted, exercise price per share | ¥ / shares |  |  |  |  |  | ¥ 0 |  |  |  |  |  |  |
2019 Share Incentive Plan |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of maximum number of shares issued |  |  |  |  |  |  |  |  | 10.00% | 10.00% |  |  |
Stock Option A |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Options - Vested or expected to vest |  |  |  |  |  |  |  |  | 10,250,000 | 10,250,000 |  | 10,250,000 |
Stock Option A | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of total converted ordinary shares each year after the exercise date subject to restriction from transferring |  |  |  |  |  |  |  |  |  | 25.00% |  |  |
Stock Option A | Management, Employees and Non employees |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share options granted, exercise price per share | (per share) |  |  | $ 0.31 | ¥ 2 |  |  |  |  |  |  |  |  |
Share options granted, vesting percentage on the first and second anniversary after the IPO date |  |  |  |  |  |  |  |  |  | 50.00% |  |  |
Stock Option B |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation stock options outstanding number |  |  |  |  |  |  |  |  |  |  | 23,850,000 | 23,850,000 |
Share based compensation stock options outstanding weighted average intrinsic value |  |  |  |  |  |  |  |  |  | 0 |  |  |
Compensation expenses for shares granted | ¥ |  |  |  |  |  |  |  |  |  | ¥ 0 |  |  |
Stock Option B | Management And Employees |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share options granted |  |  |  |  |  |  | 43,140,000 | 43,140,000 |  |  |  |  |
Share options granted, exercise price per share | (per share) |  |  |  |  |  |  | $ 0.31 | ¥ 2 |  |  |  |  |
Share-based Payment Arrangement, Option |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share options vested |  |  |  |  |  |  |  |  |  | 3,590,000 |  |  |
Compensation expenses for shares granted | ¥ |  |  |  |  |  |  |  |  |  |  | ¥ 399,000 |  |
Unrecognized compensation expenses | ¥ |  |  |  |  |  |  |  |  |  |  |  | ¥ 69,000 |
Share-based Payment Arrangement, Option | Mr. Qu, Chief Executive Officer |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options, grant date fair value | $ / shares |  |  |  |  | $ 1.4537 |  |  |  |  |  |  |  |
Share-based Payment Arrangement, Option | Mr. Sun, Chief Financial Officer |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Share options granted |  |  |  |  | 50,360,000 | 50,360,000 |  |  |  |  |  |  |
Stock options, grant date fair value | $ / shares |  |  |  |  |  |  |  |  | $ 1.4537 |  |  |  |
Share options granted, exercise price per share | ¥ / shares |  |  |  |  |  | ¥ 0 |  |  |  |  |  |  |
Share options vested | 3,590,000 | 3,590,000 |  |  |  |  |  |  |  |  |  |  |
Exercise of share-based compensation, shares |  |  |  |  | 43,180,000 | 43,180,000 |  |  |  |  |  |  |
Share-based Payment Arrangement, Option | 2022 RSU | Mr. Sun, Chief Financial Officer |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted share units, issued |  | 0 |  |  |  |  |  |  |  |  |  |  |
Class B Ordinary Shares | Stock Option A |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options exercisable |  |  |  |  |  |  |  |  | 10,250,000 | 10,250,000 |  |  |
Class A Ordinary Shares | Stock Option B |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options exercisable |  |  |  |  |  |  |  |  | 23,850,000 | 23,850,000 |  |  |
Yijia Inc |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Shares reserved |  |  |  |  |  |  |  |  | 86,000,000 | 86,000,000 |  |  |
Yijia Inc | Class B Ordinary Shares |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Ordinary shares held and reserved |  |  |  |  |  |  |  |  |  |  |  |  | 75,200,000

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