Marketable Securities - Schedule of Company's investing portfolio (Details) - Marketable securities - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Marketable Securities
COST	$ 496,312	$ 588,365
UNREALIZED GAINS	804	1,412
UNREALIZED LOSSES	(119)	(497)
FAIR VALUE	496,997	589,280
Maturities within one year
Marketable Securities
COST	380,782	378,096
UNREALIZED GAINS	524	833
UNREALIZED LOSSES	(78)	(65)
FAIR VALUE	381,228	378,864
Maturities between one and two years
Marketable Securities
COST	115,530	210,269
UNREALIZED GAINS	280	579
UNREALIZED LOSSES	(41)	(432)
FAIR VALUE	115,769	210,416
U.S. Treasury Securities \| Maturities within one year
Marketable Securities
COST	186,447	158,332
UNREALIZED GAINS	192	469
UNREALIZED LOSSES	(32)	(34)
FAIR VALUE	186,607	158,767
U.S. Treasury Securities \| Maturities between one and two years
Marketable Securities
COST	67,914	90,330
UNREALIZED GAINS	156	109
UNREALIZED LOSSES	(32)	(271)
FAIR VALUE	68,038	90,168
Debt securities issued by U.S. government agencies \| Maturities within one year
Marketable Securities
COST	90,048	115,425
UNREALIZED GAINS	316	169
UNREALIZED LOSSES	(11)	0
FAIR VALUE	90,353	115,594
Debt securities issued by U.S. government agencies \| Maturities between one and two years
Marketable Securities
COST	26,409	102,707
UNREALIZED GAINS	92	470
UNREALIZED LOSSES	0	(75)
FAIR VALUE	26,501	103,102
Commercial paper \| Maturities within one year
Marketable Securities
COST	34,306	35,508
UNREALIZED GAINS	0	49
UNREALIZED LOSSES	(10)	0
FAIR VALUE	34,296	35,557
Corporate Debt Securities \| Maturities within one year
Marketable Securities
COST	69,981	68,831
UNREALIZED GAINS	16	146
UNREALIZED LOSSES	(25)	(31)
FAIR VALUE	69,972	68,946
Corporate Debt Securities \| Maturities between one and two years
Marketable Securities
COST	21,207	17,232
UNREALIZED GAINS	32	0
UNREALIZED LOSSES	(9)	(86)
FAIR VALUE	$ 21,230	$ 17,146

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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