Marketable Debt Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Marketable Securities [Line Items]
Amortized cost	$ 273,381	$ 153,470
Unrealized Gains	65	352
Unrealized Losses	(348)	(27)
Fair Value	273,098	153,795
Marketable securities	256,640	146,902
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	229,961	56,365
Unrealized Loses	(348)	(27)
Amortized cost due within one year	209,554	95,188
Fair value due within one year	209,378	95,232
Amortized cost due in one to two years	63,827	58,282
Fair value due in one to two years	63,720	58,563
Accrued interest receivable	1,200	1,000
Commercial paper
Marketable Securities [Line Items]
Amortized cost	42,947		$ 53,482
Unrealized Gains			23
Unrealized Losses	(40)		(12)
Fair Value	42,907		$ 53,493
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	38,497	32,137
Unrealized Loses	(40)	(12)
U.S. Treasuries
Marketable Securities [Line Items]
Amortized cost	73,033	4,896
Unrealized Gains		1
Unrealized Losses	(23)
Fair Value	73,010	4,897
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	73,010
Unrealized Loses	(23)
U.S. Government agencies
Marketable Securities [Line Items]
Amortized cost	78,389	28,366
Unrealized Gains	10	39
Unrealized Losses	(149)	(7)
Fair Value	78,250	28,398
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	69,825	15,861
Unrealized Loses	(149)	(7)
Corporate bonds
Marketable Securities [Line Items]
Amortized cost	79,012	66,726
Unrealized Gains	55	289
Unrealized Losses	(136)	(8)
Fair Value	78,931	67,007
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months	48,629	8,367
Unrealized Loses	(136)	(8)
Cash and cash equivalents
Marketable Securities [Line Items]
Fair Value	$ 16,458	$ 6,893