Organization and Summary of Significant Accounting Policies - Schedule of Contractual Maturities of Available-for-sale Debt Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	$ 196,484	$ 238,155
Due Between 1 and 2 Years	136,076	37,435
U.S. Treasury Securities
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	15,489	57,369
Due Between 1 and 2 Years	54,877	5,647
U.S. Agency Bonds
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	66,206	37,202
Due Between 1 and 2 Years	81,199	29,818
U.S. Agency Discount Notes
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	4,480	4,334
Due Between 1 and 2 Years	0	0
Asset-Backed Securities
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	4,976
Due Between 1 and 2 Years	0
Corporate Debt Securities
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	1,989	0
Due Between 1 and 2 Years	0	1,970
Commercial Paper
Schedule Of Available For Sale Securities [Line Items]
Due in 1 Year or Less	103,344	139,250
Due Between 1 and 2 Years	$ 0	$ 0