Marketable Securities (Details 3) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Debt securities, available-for-sale
Less than 12 Months, fair value	$ 131,522	$ 78,861
Less than 12 months, gross unrealized loss	(271)	(93)
12 months or greater, fair value	0	23,460
12 months or greater, gross unrealized losses	0	(524)
Fair value	131,522	102,321
Gross unrealized losses	(271)	(617)
U.S. Government bonds and notes
Debt securities, available-for-sale
Less than 12 Months, fair value	83,162	32,454
Less than 12 months, gross unrealized loss	(162)	(53)
12 months or greater, fair value	0	6,841
12 months or greater, gross unrealized losses	0	(159)
Corporate bonds, commercial paper and notes
Debt securities, available-for-sale
Less than 12 Months, fair value	48,360	46,407
Less than 12 months, gross unrealized loss	(109)	(40)
12 months or greater, fair value	0	16,619
12 months or greater, gross unrealized losses	$ 0	$ (365)