FAIR VALUE MEASUREMENTS - SECURITY TYPE (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Included in cash and cash equivalents:
Amortized Cost	$ 50,193	$ 16,815
Gross Unrealized Losses	(1)
Estimated Fair Value	50,192	16,815
Restricted cash:
Amortized Cost	1,860	1,115
Estimated Fair Value	1,860	1,115
Marketable securities:
Amortized Cost	421,790	306,784
Gross Unrealized Gains	470	402
Gross Unrealized Losses	(191)	(212)
Estimated Fair Value	422,069	306,974
Money market funds
Included in cash and cash equivalents:
Amortized Cost	45,215	16,815
Estimated Fair Value	45,215	16,815
Restricted cash:
Amortized Cost	1,587	843
Estimated Fair Value	1,587	843
Commercial paper
Included in cash and cash equivalents:
Amortized Cost	4,978
Gross Unrealized Losses	(1)
Estimated Fair Value	4,977
Certificate of deposit
Restricted cash:
Amortized Cost	273	272
Estimated Fair Value	273	272
U.S. Treasury securities (due in less than one year)
Marketable securities:
Amortized Cost	7,937	26,752
Gross Unrealized Gains	22	95
Estimated Fair Value	7,959	26,847
U.S. Treasury securities (due in one to two years)
Marketable securities:
Amortized Cost	22,620	2,877
Gross Unrealized Gains	1	17
Gross Unrealized Losses	(11)
Estimated Fair Value	22,610	2,894
Government-sponsored enterprise securities (due in less than one year)
Marketable securities:
Amortized Cost	8,741	86,250
Gross Unrealized Gains	7	43
Gross Unrealized Losses		(92)
Estimated Fair Value	8,748	86,201
Government-sponsored enterprise securities (due in one to two years)
Marketable securities:
Amortized Cost		13,598
Gross Unrealized Gains		72
Estimated Fair Value		13,670
Commercial paper (due in less than one year)
Marketable securities:
Amortized Cost	180,131	102,270
Gross Unrealized Gains	150	31
Gross Unrealized Losses	(56)	(33)
Estimated Fair Value	180,225	102,268
Corporate notes (due in less than one year)
Marketable securities:
Amortized Cost	130,361	48,409
Gross Unrealized Gains	284	14
Gross Unrealized Losses	(27)	(63)
Estimated Fair Value	130,618	48,360
Corporate notes (due in one to two years)
Marketable securities:
Amortized Cost	72,000	26,628
Gross Unrealized Gains	6	130
Gross Unrealized Losses	(97)	(24)
Estimated Fair Value	$ 71,909	$ 26,734

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