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Short-Term Investments (Details) $ in Thousands	Jun. 30, 2024 USD ($) item	Dec. 31, 2023 USD ($) item
Short-Term Investments
Credit Loss related to sale of securities	$ 0	$ 0
Short-term Investments
Short-Term Investments
Amortized Cost	267,536	71,000
Gross Unrealized Gains	2
Gross Unrealized Losses	(47)
Fair Value	$ 267,491	$ 71,000
Number of short term investments in unrealized loss position for less than 12 months | item	22	0
Aggregate value of short term investments in unrealized loss position for less than 12 months	$ 138,200
Treasury bills
Short-Term Investments
Amortized Cost	108,696
Gross Unrealized Gains	1
Gross Unrealized Losses	(25)
Fair Value	108,672
Reverse repurchase agreements
Short-Term Investments
Amortized Cost	100,000	$ 71,000
Fair Value	100,000	$ 71,000
Treasury notes
Short-Term Investments
Amortized Cost	58,840
Gross Unrealized Gains	1
Gross Unrealized Losses	(22)
Fair Value	$ 58,819

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