Business Segment Information (Details) $ in Thousands	3 Months Ended		12 Months Ended
	Sep. 30, 2017 USD ($) segment	Oct. 01, 2016 USD ($)	Jul. 01, 2017 USD ($)
Segment Reporting [Abstract]
Number of reporting segments | segment	3
Segment Reporting Information [Line Items]
Sales	$ 14,650,424	$ 13,968,654	$ 55,371,139
Operating income:	623,092	566,833	2,053,171
Interest expense	80,884	73,623	302,878
Other expense (income), net	(4,248)	(7,216)	(15,937)
Earnings before income taxes	546,456	500,426	1,766,230
Assets	18,418,590	18,024,810	17,756,655
Operating Segments
Segment Reporting Information [Line Items]
Operating income:	869,289	837,575
Assets	14,836,117	14,415,503	14,183,896
Operating Segments | U.S. Foodservice Operations
Segment Reporting Information [Line Items]
Sales	9,848,942	9,481,115
Operating income:	780,869	745,231
Assets	7,153,312	6,988,148	6,675,543
Operating Segments | International Foodservice Operations
Segment Reporting Information [Line Items]
Sales	2,903,255	2,728,360
Operating income:	76,646	79,435
Assets	6,607,325	6,410,354	6,433,815
Operating Segments | SYGMA
Segment Reporting Information [Line Items]
Sales	1,640,671	1,504,692
Operating income:	4,845	4,908
Assets	626,589	583,106	625,653
Operating Segments | Other
Segment Reporting Information [Line Items]
Sales	257,556	254,487
Operating income:	6,929	8,001
Assets	448,891	433,895	448,885
Corporate
Segment Reporting Information [Line Items]
Operating income:	(246,197)	(270,742)
Assets	$ 3,582,473	$ 3,609,307	$ 3,572,759