MARKETABLE SECURITIES - Schedule of Fair Value of Marketable Securities by Type of Security (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 21,878	$ 30,537	$ 60,245
Gross Unrealized Holding Gains	1	18	86
Gross Unrealized Holding Losses	0	0	(18)
Fair Value	21,879	30,555	60,313
Level 1 \| Cash and cash equivalents
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	16,383	6,695
Gross Unrealized Holding Gains	0	0
Gross Unrealized Holding Losses	0	0
Fair Value	16,383	6,695
Level 1 \| U.S. treasury securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	5,495	19,212	34,316
Gross Unrealized Holding Gains	1	17	54
Gross Unrealized Holding Losses	0	0	(15)
Fair Value	$ 5,496	19,229	34,355
Level 1 \| Money market funds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost			8,705
Gross Unrealized Holding Gains			0
Gross Unrealized Holding Losses			0
Fair Value			8,705
Level 2 \| U.S. government agency securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost		4,630	17,224
Gross Unrealized Holding Gains		1	32
Gross Unrealized Holding Losses		0	(3)
Fair Value		$ 4,631	$ 17,253

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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