Consolidated balance sheet components - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) security	Dec. 31, 2022 USD ($) security	Dec. 31, 2021 USD ($)	Aug. 24, 2021 USD ($)
Acquired Finite-Lived Intangible Assets [Line Items]
Realized gains and losses reclassified from accumulated other comprehensive loss to other income (expense), net	$ 0	$ 0
Number of continuous unrealized loss position for twelve months or longer | security	0	0
Depreciation	$ 3,000	$ 4,300	$ 4,500
Amortization of capitalized software	17,500	12,600	9,300
Amortization of intangible assets	4,100	4,300	$ 1,500
Goodwill	$ 12,646	$ 12,646
CorpU
Acquired Finite-Lived Intangible Assets [Line Items]
Goodwill				$ 12,600