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Impairment of Assets (Details Textual) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Oct. 01, 2016
Sep. 26, 2015
Oct. 01, 2016
Sep. 26, 2015
Asset Impairment Charges [Abstract]        
Asset Impairment Charges $ 27 $ 7 $ 46 $ 15