Condensed Consolidated Balance Sheets (unaudited) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Amortized cost of short-term investments	$ 384,005	$ 384,005
Amortized cost of long-term investments	$ 78,886	$ 78,886
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares issued	35,781,919	35,611,219
Common stock, shares outstanding	35,781,919	35,611,219