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Balance Sheet Components (Receivables) (Details) - USD ($)
$ in Thousands
Sep. 27, 2019
Jun. 28, 2019
Balance Sheet Related Disclosures [Abstract]    
Accounts receivable $ 44,735 $ 53,539
Less: Allowances for collection losses (1,537) (1,602)
Total accounts receivable, net $ 43,198 $ 51,937