Selected Balance Sheet Components - Schedule of property and equipment, net (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Property and equipment, net:
Total property and equipment, gross	$ 97,681	$ 63,841
Less accumulated depreciation	(24,595)	(22,206)
Total property and equipment, net	73,086	41,635
Machinery and equipment
Property and equipment, net:
Total property and equipment, gross	5,901	5,562
Furniture, fixtures and office equipment
Property and equipment, net:
Total property and equipment, gross	1,647	1,731
Computer equipment and software
Property and equipment, net:
Total property and equipment, gross	10,122	9,116
Leasehold improvements
Property and equipment, net:
Total property and equipment, gross	14,901	14,901
Construction in process
Property and equipment, net:
Total property and equipment, gross	$ 65,110	$ 32,531