CONVERTIBLE PREFERRED SHARES AND SHAREHOLDERS' DEFICIT - Automatic Conversion (Details) $ in Millions	12 Months Ended
Dec. 31, 2020 USD ($) shares
Class of Stock [Line Items]
Number of shares issuable upon conversion of each convertible preferred stock \| shares	1
Minimum pre-offering market capitalization required for automatic conversion	$ 2,500.0
Minimum gross proceeds from sale of issuance of shares required for automatic conversion	$ 200.0
Series A
Class of Stock [Line Items]
Percentage of vote or written consent of the holders for automatic conversion	66.67%
Series B
Class of Stock [Line Items]
Percentage of vote or written consent of the holders for automatic conversion	66.67%
Series C
Class of Stock [Line Items]
Percentage of vote or written consent of the holders for automatic conversion	66.67%
Series D
Class of Stock [Line Items]
Percentage of vote or written consent of the holders for automatic conversion	66.67%
Series E
Class of Stock [Line Items]
Percentage of vote or written consent of the holders for automatic conversion	50.00%

Represents the minimum gross proceeds from sale of issuance of shares required for automatic conversion.

No definition available.

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- Definition

Represents the minimum pre-offering market capitalization required for automatic conversion.

+ References

No definition available.

+ Details

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- Definition

Represents the number of shares issuable upon conversion of each convertible preferred stock.

+ References

No definition available.

+ Details

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- Definition

Represents the percentage of vote or written consent of the holders for automatic conversion.

+ References

No definition available.

+ Details

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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

No definition available.

+ Details

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- Details

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