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Income Taxes (Components Of Income before Income Taxes) (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Jul. 01, 2017
Apr. 01, 2017
Dec. 31, 2016
Oct. 01, 2016
Jul. 02, 2016
Apr. 02, 2016
Dec. 26, 2015
Sep. 26, 2015
Jul. 01, 2017
Jul. 02, 2016
Jun. 27, 2015
Income Tax Disclosure [Abstract]                      
Domestic                 $ 3,553 $ 2,228 $ 3,395
Foreign                 3,703 5,923 1,905
Income before income taxes $ 1,777 $ 1,283 $ 1,995 $ 2,201 $ 2,885 $ 2,137 $ 1,882 $ 1,247 $ 7,256 $ 8,151 $ 5,300