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Balance Sheet Details - Accounts Receivable (Details) - USD ($)
$ in Thousands
Jun. 27, 2020
Dec. 31, 2019
Summary of accounts receivable, net    
Accounts receivable $ 60,020 $ 46,883
Allowance for doubtful accounts (1,430) (374)
Accounts receivable, net $ 58,590 $ 46,509