Certain Balance Sheet Components - Property and Equipment, net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 76,183		$ 67,350
Accumulated depreciation and amortization	(33,603)		(29,827)
Operating lease right-of-use assets, net	42,580		37,523
Depreciation and amortization	5,331	$ 3,537
Capitalized internal-use software costs	8,600	7,500
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	8,110		8,110
Computer equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	9,589		9,415
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,525		2,525
Internally developed and purchased software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	55,959		$ 47,300
Property, Plant and Equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization	$ 3,900	$ 2,100