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BALANCE SHEET COMPONENTS - Schedule of Changes in Reserve for Product Warranties (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]        
Beginning balance $ 2,688 $ 3,462 $ 3,100 $ 4,681
Additions charged to cost of product revenue 1,252 1,414 3,809 4,787
Repairs and replacements (1,384) (1,610) (4,353) (6,202)
Ending balance $ 2,556 $ 3,266 $ 2,556 $ 3,266