Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on Recurring Basis (Details) - Fair Value, Recurring - USD ($) $ in Thousands		Jun. 30, 2024		Dec. 31, 2023
Assets:
Total fair value of assets		$ 456,886		$ 312,018
Money Market Funds | Cash and Cash Equivalents
Assets:
Total fair value of assets		169,440	[1]	83,101	[2]
Commercial Paper | Short-Term Investments
Assets:
Total fair value of assets		101,161	[3]	88,414	[4]
US Treasury Securities | Short-Term Investments
Assets:
Total fair value of assets		54,219	[3]	93,303	[4]
US Treasury Securities | Long-Term Investments
Assets:
Total fair value of assets		29,619	[5]	9,642	[6]
US Government Agency Securities | Short-Term Investments
Assets:
Total fair value of assets		40,633	[3]	26,824	[4]
US Government Agency Securities | Long-Term Investments
Assets:
Total fair value of assets	[5]	22,217
Corporate Debt Securities | Short-Term Investments
Assets:
Total fair value of assets		39,597	[3]	10,734	[4]
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Total fair value of assets		253,278		186,046
Quoted Prices in Active Markets for Identical Assets (Level 1) | Money Market Funds | Cash and Cash Equivalents
Assets:
Total fair value of assets		169,440	[1]	83,101	[2]
Quoted Prices in Active Markets for Identical Assets (Level 1) | US Treasury Securities | Short-Term Investments
Assets:
Total fair value of assets		54,219	[3]	93,303	[4]
Quoted Prices in Active Markets for Identical Assets (Level 1) | US Treasury Securities | Long-Term Investments
Assets:
Total fair value of assets		29,619	[5]	9,642	[6]
Significant Other Observable Inputs (Level 2)
Assets:
Total fair value of assets		203,608		125,972
Significant Other Observable Inputs (Level 2) | Commercial Paper | Short-Term Investments
Assets:
Total fair value of assets		101,161	[3]	88,414	[4]
Significant Other Observable Inputs (Level 2) | US Government Agency Securities | Short-Term Investments
Assets:
Total fair value of assets		40,633	[3]	26,824	[4]
Significant Other Observable Inputs (Level 2) | US Government Agency Securities | Long-Term Investments
Assets:
Total fair value of assets	[5]	22,217
Significant Other Observable Inputs (Level 2) | Corporate Debt Securities | Short-Term Investments
Assets:
Total fair value of assets		$ 39,597	[3]	$ 10,734	[4]

[1] Included as cash and cash equivalents on the condensed consolidated balance sheets.

[2] Included as cash and cash equivalents on the condensed consolidated balance sheets.

[3] Included as short-term marketable securities on the condensed consolidated balance sheets.

[4] Included as short-term marketable securities on the condensed consolidated balance sheets.

[5] Included as long-term marketable securities on the condensed consolidated balance sheets.

[6] Included as long-term marketable securities on the condensed consolidated balance sheets.