Value of convertible debt if converted into ordinary shares.

No definition available.

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- Definition

The fixed monetary value of the converted instrument.

+ References

No definition available.

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- Definition

It represents the instruments excluded in calculation of Net Loss Per Share.

+ References

No definition available.

+ Details

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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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- Definition

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

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-5

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NET LOSS PER SHARE - Potentially Dilutive Securities (Details) $ / shares in Units, ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025 USD ($) shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2023 CNY (¥)
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	173,816,049	92,391,438	117,751,375
Redeemable convertible preferred shares
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)			68,228,526
Exchangeable notes
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)			36,709,165
Fixed monetary value used in conversion			$ 367,092	¥ 2,600,000
Debt instrument conversion price per share \| $ / shares			$ 10
2025 Convertible Notes
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	140,282,138
Principal and accrued interest \| $	$ 189,263
2024 Convertible Notes
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)		31,779,905
Fixed monetary value used in conversion \| $		$ 109,784
2023 Convertible notes
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)			2,029,407
Share options
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	12,051,138	13,570,227	10,073,233
Warrant
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)			711,044
Outstanding share options			711,044
Meritz Put Option
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)		32,500,000
Public Warrants Liability
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	9,054,522	9,054,522
Sponsor warrants
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	5,486,784	5,486,784
ATW Convertible Notes
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	6,941,467
Principal and accrued interest \| $	$ 8,942
Unvested earn out shares
NET LOSS PER SHARE
Anti-dilutive ordinary share equivalents excluded in computation of net loss per share (in shares)	1,417,544	1,417,544	1,417,544