Organization and Summary of Significant Accounting Policies - Available-For-Sale Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 530,970	$ 291,050
Unrealized gains	8	73
Unrealized losses	(394)	(626)
Estimated Fair Value	530,584	290,497
Cash equivalents:
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	242,376	123,382
Unrealized gains	3	28
Unrealized losses	0	0
Estimated Fair Value	242,379	123,410
Cash equivalents: | Money market funds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	220,045	9,691
Unrealized gains	0	0
Unrealized losses	0	0
Estimated Fair Value	220,045	9,691
Cash equivalents: | Commercial paper
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	7,477	106,014
Unrealized gains	1	28
Unrealized losses	0	0
Estimated Fair Value	7,478	106,042
Cash equivalents: | U.S. treasury securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	14,854
Unrealized gains	2
Unrealized losses	0
Estimated Fair Value	14,856
Cash equivalents: | Corporate debt securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost		7,677
Unrealized gains		0
Unrealized losses		0
Estimated Fair Value		7,677
Short-term investments:
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	288,594	167,668
Unrealized gains	5	45
Unrealized losses	(394)	(626)
Estimated Fair Value	288,205	167,087
Short-term investments: | Commercial paper
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	47,701	85,746
Unrealized gains	0	33
Unrealized losses	(48)	(47)
Estimated Fair Value	47,653	85,732
Short-term investments: | U.S. treasury securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	207,492	49,765
Unrealized gains	4	0
Unrealized losses	(219)	(527)
Estimated Fair Value	207,277	49,238
Short-term investments: | Corporate debt securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	8,078	16,699
Unrealized gains	1	2
Unrealized losses	(37)	(40)
Estimated Fair Value	8,042	16,661
Short-term investments: | U.S. agency securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	25,323	15,353
Unrealized gains	0	10
Unrealized losses	(90)	(12)
Estimated Fair Value	$ 25,233	15,351
Short-term investments: | Asset backed securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost		105
Unrealized gains		0
Unrealized losses		0
Estimated Fair Value		$ 105