SENIOR CONVERTIBLE PREFERRED SHARES AND WARRANTS - Summary of Senior Convertible Preferred Shares Activities (Details) ¥ in Thousands, $ in Thousands	1 Months Ended	12 Months Ended
Mar. 31, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jul. 12, 2022 USD ($)	Mar. 31, 2022 CNY (¥)
Temporary Equity [Abstract]
Issuance of senior convertible preferred shares		$ 165,000	$ 50,000	¥ 239,452
Fair value impact recorded in the applicable issuance days				287,032
Balance as of March 31, 2022	$ 83,051			¥ 526,484

- Definition

Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.

+ References + Details