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Costs Associated with LED Business Restructuring Schedule of Severance Liability (Details) - Employee Severance [Member] - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 27, 2015
Jun. 28, 2015
Jun. 30, 2014
Restructuring Cost and Reserve [Line Items]      
Severance liability $ 369 $ 2,019 $ 0
Severance expense 300 2,019  
Severance payments $ (1,950) $ 0