Consolidated balance sheet components - Summary of Cash, Cash Equivalents, and Marketable Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Cash and Cash Equivalents [Line Items]
Amortized Cost	$ 476,860	$ 465,584
Unrealized Gains	76	34
Unrealized Losses	0	(246)
Fair Value	476,936	465,372
Unrealized loss position, fair value	0	84,017
Cash and cash equivalents:
Cash and Cash Equivalents [Line Items]
Amortized Cost	305,564	313,684
Unrealized Gains	0	4
Unrealized Losses	0	(3)
Fair Value	305,564	313,685
Unrealized loss position, fair value	0	24,960
Cash and cash equivalents: \| Cash
Cash and Cash Equivalents [Line Items]
Amortized Cost	38,872	134,408
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Value	38,872	134,408
Cash and cash equivalents: \| Money market funds
Cash and Cash Equivalents [Line Items]
Amortized Cost	266,692	130,377
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Value	266,692	130,377
Cash and cash equivalents: \| U.S. government securities
Cash and Cash Equivalents [Line Items]
Amortized Cost		48,899
Unrealized Gains		4
Unrealized Losses		(3)
Fair Value		48,900
Marketable securities: \| U.S. government securities
Cash and Cash Equivalents [Line Items]
Amortized Cost	171,296	151,900
Unrealized Gains	76	30
Unrealized Losses	0	(243)
Fair Value	171,372	151,687
Unrealized loss position, fair value	$ 0	$ 59,057

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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