XML 42 R31.htm IDEA: XBRL DOCUMENT v3.23.1
Balance Sheets Components - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Finite-Lived Intangible Assets [Line Items]    
Depreciation expense $ 3,200 $ 2,100
Amortization expense for intangible assets 600 300
Reduction in research and development expenses 24,457 20,595
Non-recurring Engineering Service Arrangements    
Finite-Lived Intangible Assets [Line Items]    
Reduction in research and development expenses $ 1,200 $ 2,000