Supplemental Guarantor Information - Subsidiary Guarantees - Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Jul. 01, 2017
Supplemental Guarantor Information [Line Items]
Sales	$ 14,650,424	$ 13,968,654	$ 55,371,139
Cost of sales	11,856,756	11,276,735	44,813,632
Gross profit	2,793,668	2,691,919	10,557,507
Operating expenses	2,170,576	2,125,086	8,504,336
Operating income	623,092	566,833	2,053,171
Interest expense (income)	(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
Income tax (benefit) provision	178,816	176,539	623,727
Equity in earnings of subsidiaries	0	0	0
Net earnings	367,640	323,887	1,142,503
Other comprehensive income (loss)	120,159	(76,822)	95,381
Comprehensive income	487,799	247,065	1,237,884
Reportable Legal Entities | Sysco
Supplemental Guarantor Information [Line Items]
Sales	0	0	0
Cost of sales	0	0	0
Gross profit	0	0	0
Operating expenses	197,864	217,903	931,498
Operating income	(197,864)	(217,903)	(931,498)
Interest expense (income)	(98,996)	(90,158)	(405,030)
Other expense (income), net	(3,615)	(14,891)	(23,740)
Earnings before income taxes	(293,245)	(293,170)	(1,312,788)
Income tax (benefit) provision	(95,958)	(103,424)	(463,598)
Equity in earnings of subsidiaries	564,927	513,633	1,991,693
Net earnings	367,640	323,887	1,142,503
Other comprehensive income (loss)	120,159	(76,822)	95,381
Comprehensive income	487,799	247,065	1,237,884
Reportable Legal Entities | U.S. Broadline Subsidiaries
Supplemental Guarantor Information [Line Items]
Sales	9,021,657	8,706,151	34,325,884
Cost of sales	7,275,423	7,012,713	27,690,469
Gross profit	1,746,234	1,693,438	6,635,415
Operating expenses	1,007,359	983,072	3,907,829
Operating income	738,875	710,366	2,727,586
Interest expense (income)	23,351	21,210	122,012
Other expense (income), net	(422)	(241)	(1,116)
Earnings before income taxes	762,648	731,817	2,850,714
Income tax (benefit) provision	249,561	258,169	1,006,703
Equity in earnings of subsidiaries	0	0	0
Net earnings	513,087	473,648	1,844,011
Other comprehensive income (loss)	0	0	0
Comprehensive income	513,087	473,648	1,844,011
Intercompany interest income, net	27,800	24,800	135,900
Reportable Legal Entities | Other Non-Guarantor Subsidiaries
Supplemental Guarantor Information [Line Items]
Sales	6,120,313	5,707,420	22,862,131
Cost of sales	5,072,879	4,708,939	18,940,039
Gross profit	1,047,434	998,481	3,922,092
Operating expenses	965,353	924,111	3,665,009
Operating income	82,081	74,370	257,083
Interest expense (income)	(5,239)	(4,675)	(19,860)
Other expense (income), net	(211)	7,916	8,919
Earnings before income taxes	77,053	61,779	228,304
Income tax (benefit) provision	25,213	21,794	80,622
Equity in earnings of subsidiaries	0	0	0
Net earnings	51,840	39,985	147,682
Other comprehensive income (loss)	121,329	(89,553)	(9,317)
Comprehensive income	173,169	(49,568)	138,365
Intercompany interest income, net	0	0	0
Eliminations
Supplemental Guarantor Information [Line Items]
Sales	(491,546)	(444,917)	(1,816,876)
Cost of sales	(491,546)	(444,917)	(1,816,876)
Gross profit	0	0	0
Operating expenses	0	0	0
Operating income	0	0	0
Interest expense (income)	0	0	0
Other expense (income), net	0	0	0
Earnings before income taxes	0	0	0
Income tax (benefit) provision	0	0	0
Equity in earnings of subsidiaries	(564,927)	(513,633)	(1,991,693)
Net earnings	(564,927)	(513,633)	(1,991,693)
Other comprehensive income (loss)	(121,329)	89,553	9,317
Comprehensive income	$ (686,256)	$ (424,080)	$ (1,982,376)