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Balance Sheet Components - Inventory (Details) - USD ($)
$ in Thousands
Dec. 25, 2021
Dec. 26, 2020
Balance Sheet Components [Abstract]    
Raw materials $ 57,673 $ 48,122
Work-in-progress 35,935 30,806
Finished goods 17,940 20,301
Inventory, net $ 111,548 $ 99,229