MEZZANINE EQUITY AND STOCKHOLDERS’ EQUITY - Common Stock Reserved for Future Issuance (Details) - shares	Jun. 30, 2026	Dec. 31, 2025
Class of Stock [Line Items]
Common stock reserved for future issuance (in shares)	27,145,312	87,777,320
Exercise of stock options and settlement of RSUs
Class of Stock [Line Items]
Common stock reserved for future issuance (in shares)	26,817,454	14,480,386
Exercise of warrants
Class of Stock [Line Items]
Common stock reserved for future issuance (in shares)	327,858	5,304,255
Conversion of preferred stock
Class of Stock [Line Items]
Common stock reserved for future issuance (in shares)	0	67,992,679
Stock Options \| Revision of Prior Period, Adjustment
Class of Stock [Line Items]
Common stock reserved for future issuance (in shares)		(377,671)

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.

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+ Details