COMMON STOCK - Summary of Common Stock Issued and Reserved for Issuance (Details) - shares shares in Thousands	Sep. 30, 2026	Dec. 31, 2025
COMMON STOCK
Shares of common stock issued	77,728	68,994
Shares of common stock reserved for issuance for:
Total shares of common stock issued and reserved for issuance	95,463	84,165
Common stock warrants outstanding
Shares of common stock reserved for issuance for:
Shares of common stock reserved for issuance	1,950	1,950
Stock options outstanding
Shares of common stock reserved for issuance for:
Shares of common stock reserved for issuance	186	1,099
Restricted stock units outstanding
Shares of common stock reserved for issuance for:
Shares of common stock reserved for issuance	4,865	5,627
Shares available for grant under stock incentive plans
Shares of common stock reserved for issuance for:
Shares of common stock reserved for issuance	7,863	4,314
Shares available for sale under employee stock purchase plan
Shares of common stock reserved for issuance for:
Shares of common stock reserved for issuance	2,871	2,181

Common stock shares issued and reserved for future issuance.

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- Definition

Shares of common stock reserved for issuance.

+ References

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Stockholders' deficit.

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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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