Cash, Cash Equivalents, Restricted Cash, and Investments - Schedule of Cash, Cash Equivalents and Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost, Cash and cash equivalents	$ 41,388	$ 58,848	$ 56,889
Amortized Cost, Investments	202,619	179,843
Amortized Cost, Total cash, cash equivalents and investments	244,007	238,691
Gross Unrealized Gains	0	265
Gross Unrealized Losses	(863)	(387)
Estimated Fair Value, Cash and cash equivalents	41,388	58,848
Estimated Fair Value, Investments	201,756	179,721
Estimated Fair Value, Total cash, cash equivalents and investments	243,144	238,569
U.S. treasury securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost, Investments	202,619	179,843
Gross Unrealized Gains	0	265
Gross Unrealized Losses	(863)	(387)
Estimated Fair Value, Investments	$ 201,756	$ 179,721