NET LOSS PER SHARE - Schedule of Antidilutive Securities (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock equivalents excluded from the calculation of diluted net loss per share (in shares)	4,001,883	5,510,896	4,001,883	5,510,896
Unvested restricted stock units
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock equivalents excluded from the calculation of diluted net loss per share (in shares)	3,793,427	5,261,148	3,793,427	5,261,148
Unvested performance options
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock equivalents excluded from the calculation of diluted net loss per share (in shares)	104,315	104,315	104,315	104,315
Shares issuable under ESPP
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock equivalents excluded from the calculation of diluted net loss per share (in shares)	83,140	145,433	83,140	145,433
Unvested performance stock units
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock equivalents excluded from the calculation of diluted net loss per share (in shares)	21,001	0	21,001	0