Consolidated balance sheet components - Schedule of Capitalized Software, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Total capitalized software	$ 123,342	$ 105,162
Less accumulated amortization	(94,378)	(73,614)
Total expected amortization	28,964	31,548
Internal use software
Property, Plant and Equipment [Line Items]
Total capitalized software	123,089	105,162
Content assets
Property, Plant and Equipment [Line Items]
Total capitalized software	$ 253	$ 0