Marketable Securities - (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Investments
Amortized Cost	$ 95,439	$ 134,775
Gross Unrealized Gain	41
Gross Unrealized Loss	(263)	(1,494)
Estimated Fair Value	95,217	133,281
Unrealized losses in a continuous loss position for more than twelve consecutive months	7,500
Gross realized gains	0	9
Interest income	800	700
Fair market value of investments in unrealized loss position	80,300
Cost Maturities:
Within 1 year	92,512
Between 1 to 2 years	2,927
Total investments available for sale	95,439
Fair Value Maturities:
Within 1 year	92,268
Between 1 to 2 years	2,949
Total investments available for sale	95,217
Corporate bonds
Investments
Amortized Cost	73,334	133,163
Gross Unrealized Gain	36
Gross Unrealized Loss	(210)	(1,457)
Estimated Fair Value	73,160	131,706
U.S. Treasury and Government agencies
Investments
Amortized Cost	22,105	1,612
Gross Unrealized Gain	5
Gross Unrealized Loss	(53)	(37)
Estimated Fair Value	$ 22,057	$ 1,575

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year to year two. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

No definition available.