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Divestiture (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 30, 2016
Jan. 01, 2016
Dec. 30, 2016
Jan. 01, 2016
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]        
Income from discontinued operations, net of tax $ 0 $ 0 $ 0 $ 359
WiMAX        
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]        
Income from discontinued operations, net of tax       $ 400