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Balance Sheet Components (Cash, Cash Equivalents and Restricted Cash) (Details) - USD ($)
$ in Thousands
Mar. 29, 2019
Jun. 29, 2018
Mar. 30, 2018
Jun. 30, 2017
Balance Sheet Related Disclosures [Abstract]        
Cash and cash equivalents $ 36,053 $ 37,425    
Restricted cash 0 3    
Restricted cash included in other assets 262 336    
Total cash, cash equivalents, and restricted cash in the Statement of Cash Flows $ 36,315 $ 37,764 $ 38,875 $ 36,569