Investments and Fair Value of Financial Instruments - Gains and Losses of Marketable Investments (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 51,549	$ 122,259
Gross Unrealized Gains	6	70
Gross Unrealized Losses	(192)	(628)
Allowance for Credit Loss	0	0
Fair Value	51,363	121,701
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	8,906	39,727
Gross Unrealized Gains	1	32
Gross Unrealized Losses	(2)	(3)
Allowance for Credit Loss	0	0
Fair Value	8,905	39,756
Certificate of Deposit
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	3,050	6,392
Gross Unrealized Gains	1	9
Gross Unrealized Losses	0	0
Allowance for Credit Loss	0	0
Fair Value	3,051	6,401
U.S. treasury
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	7,761	10,226
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(104)	(160)
Allowance for Credit Loss	0	0
Fair Value	7,657	10,066
U.S. states and municipalities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	900	2,950
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	(35)
Allowance for Credit Loss	0	0
Fair Value	900	2,915
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	30,932	62,964
Gross Unrealized Gains	4	29
Gross Unrealized Losses	(86)	(430)
Allowance for Credit Loss	0	0
Fair Value	30,850	$ 62,563
Non-marketable investments
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	10,000
Gross Unrealized Gains	96
Gross Unrealized Losses	0
Allowance for Credit Loss	0
Fair Value	10,096
Marketable And Non-Marketable Investments
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	61,549
Gross Unrealized Gains	102
Gross Unrealized Losses	(192)
Allowance for Credit Loss	0
Fair Value	$ 61,459

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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