Balance Sheet Components - Property and Equipment) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Property and Equipment [Abstract]
Less: Accumulated depreciation	$ (35,500)	$ (32,600)
Property and equipment, net	15,298	17,970
Computer hardware
Property and Equipment [Abstract]
Property and equipment	$ 26,400	26,300
Useful life	3 years
Software
Property and Equipment [Abstract]
Property and equipment	$ 12,300	11,900
Furniture and fixtures
Property and Equipment [Abstract]
Property and equipment	$ 4,400	4,700
Useful life	5 years
Leasehold improvements
Property and Equipment [Abstract]
Property and equipment	$ 7,700	$ 7,700
Useful life	5 years
Minimum | Software
Property and Equipment [Abstract]
Useful life	1 year
Maximum | Software
Property and Equipment [Abstract]
Useful life	7 years