Short-term Investments - Available-for-Sale Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]
Amortized cost	$ 3,296	$ 84,871
Gross unrealized gains	3	0
Gross unrealized losses	0	(589)
Fair value	3,299	84,282
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized cost	3,296	62,862
Gross unrealized gains	3	0
Gross unrealized losses	0	(359)
Fair value	$ 3,299	62,503
Government-related debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized cost		22,009
Gross unrealized gains		0
Gross unrealized losses		(230)
Fair value		$ 21,779