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Balance Sheet Components - Inventories, Net (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Raw materials $ 78,113 $ 79,090
Work-in-progress 33,333 29,063
Finished goods 41,726 33,906
Inventory, net 153,172 142,059
Inventory reserves $ 14,100 $ 14,000