Marketable Securities - Schedule of Available-for-sale Securities in an Unrealized Loss Position (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Fair Value
Less Than 12 months, Fair Value	$ 335,111	$ 222,954
12 months or Greater, Fair Value	1,955	0
Total Fair Value	337,066	222,954
Unrealized Losses
Less Than 12 months, Gross Unrealized Losses	553	578
12 months or Greater, Gross Unrealized Losses	6	0
Total Gross Unrealized Losses	559	578
U.S. Treasury securities
Fair Value
Less Than 12 months, Fair Value	332,907	214,291
12 months or Greater, Fair Value	0	0
Total Fair Value	332,907	214,291
Unrealized Losses
Less Than 12 months, Gross Unrealized Losses	552	566
12 months or Greater, Gross Unrealized Losses	0	0
Total Gross Unrealized Losses	552	566
U.S. Government agency securities
Fair Value
Less Than 12 months, Fair Value		4,998
12 months or Greater, Fair Value		0
Total Fair Value		4,998
Unrealized Losses
Less Than 12 months, Gross Unrealized Losses		2
12 months or Greater, Gross Unrealized Losses		0
Total Gross Unrealized Losses		2
Negotiable certificates of deposit
Fair Value
Less Than 12 months, Fair Value	2,204	3,665
12 months or Greater, Fair Value	1,955	0
Total Fair Value	4,159	3,665
Unrealized Losses
Less Than 12 months, Gross Unrealized Losses	1	10
12 months or Greater, Gross Unrealized Losses	6	0
Total Gross Unrealized Losses	$ 7	$ 10