Investments and Fair Value Measurements - Unrealized Losses Positions (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Fair Value
Less Than 12 Months, Fair Value	$ 8,803	$ 31,662
12 Months or Greater, Fair Value	20,211	74,452
Total	29,014	106,114
Gross Unrealized Loss
Less than 12 months, Gross Unrealized Loss	(19)	(116)
12 Months or Greater, Gross Unrealized Loss	(54)	(972)
Securities of government sponsored entities	(73)	(1,088)
Commercial paper
Fair Value
Less Than 12 Months, Fair Value	3,488	20,020
12 Months or Greater, Fair Value	0	0
Total	3,488	20,020
Gross Unrealized Loss
Less than 12 months, Gross Unrealized Loss	(2)	(73)
12 Months or Greater, Gross Unrealized Loss	0	0
Securities of government sponsored entities	(2)	(73)
Corporate notes/bonds
Fair Value
Less Than 12 Months, Fair Value	5,315	9,661
12 Months or Greater, Fair Value	18,218	74,452
Total	23,533	84,113
Gross Unrealized Loss
Less than 12 months, Gross Unrealized Loss	(17)	(27)
12 Months or Greater, Gross Unrealized Loss	(48)	(972)
Securities of government sponsored entities	(65)	(999)
Securities of government sponsored entities
Fair Value
Less Than 12 Months, Fair Value	0	1,981
12 Months or Greater, Fair Value	1,993	0
Total	1,993	1,981
Gross Unrealized Loss
Less than 12 months, Gross Unrealized Loss	0	(16)
12 Months or Greater, Gross Unrealized Loss	(6)	0
Securities of government sponsored entities	$ (6)	$ (16)

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