Cash Equivalents and Marketable Securities - 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	$ 183,213	$ 14,738
12 Months or Longer	0	0
Total, fair value	183,213	14,738
Unrealized Losses
Less Than 12 Months	(451)	(1)
12 Months or Longer	0	0
Total, unrealized losses	(451)	(1)
Commercial paper
Fair Value
Less Than 12 Months	30,027
12 Months or Longer	0
Total, fair value	30,027
Unrealized Losses
Less Than 12 Months	(23)
12 Months or Longer	0
Total, unrealized losses	(23)
Corporate bonds
Fair Value
Less Than 12 Months	30,737	9,907
12 Months or Longer	0	0
Total, fair value	30,737	9,907
Unrealized Losses
Less Than 12 Months	(74)	(1)
12 Months or Longer	0	0
Total, unrealized losses	(74)	(1)
U.S. government treasury securities
Fair Value
Less Than 12 Months	77,707	4,831
12 Months or Longer	0	0
Total, fair value	77,707	4,831
Unrealized Losses
Less Than 12 Months	(209)	0
12 Months or Longer	0	0
Total, unrealized losses	(209)	$ 0
U.S. government agency securities
Fair Value
Less Than 12 Months	44,742
12 Months or Longer	0
Total, fair value	44,742
Unrealized Losses
Less Than 12 Months	(145)
12 Months or Longer	0
Total, unrealized losses	$ (145)