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STOCKHOLDERS' EQUITY - 2020 Plan and ESPP (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
STOCKHOLDERS' EQUITY
Share-based compensation expense	$ 0.4	$ 0.1	$ 0.9	$ 0.5
2020 Equity Incentive Plan
STOCKHOLDERS' EQUITY
Common stock issuable (in shares)	10,200,000		10,200,000
Performance-based awards
STOCKHOLDERS' EQUITY
Vesting in the period (in shares)			1,500,530
Share-based compensation expense	$ 0.2	0.0	$ 0.5	0.0
Performance-based awards \| Minimum
STOCKHOLDERS' EQUITY
Vesting percentage (in %)			80.00%
Performance-based awards \| Maximum
STOCKHOLDERS' EQUITY
Vesting percentage (in %)			200.00%
Restricted Stock Units (RSUs)
STOCKHOLDERS' EQUITY
Share-based compensation expense	$ 0.7	$ 0.6	$ 1.7	$ 1.3
2020 Employee Stock Purchase Plan
STOCKHOLDERS' EQUITY
Common stock issuable (in shares)	500,000		500,000