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Marketable Securities (Details) - USD ($)	Sep. 30, 2024	Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 20,724,000	$ 128,855,000
Gross Unrealized Gains	14,000	16,000
Gross Unrealized Losses	0	(22,000)
Fair Value	20,738,000	128,849,000
Allowance for credit loss related to available-for-sale debt securities	0	0
U.S. Treasury securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		31,177,000
Gross Unrealized Gains		4,000
Gross Unrealized Losses		(2,000)
Fair Value		31,179,000
Government-sponsored enterprises
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	9,594,000	45,041,000
Gross Unrealized Gains	3,000	7,000
Gross Unrealized Losses	0	(5,000)
Fair Value	9,597,000	45,043,000
Corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	11,130,000	52,637,000
Gross Unrealized Gains	11,000	5,000
Gross Unrealized Losses	0	(15,000)
Fair Value	$ 11,141,000	$ 52,627,000

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