SUPPLEMENTAL GUARANTOR INFORMATION - SUBSIDIARY GUARANTEES - COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 29, 2019	Mar. 30, 2019	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jun. 29, 2019	Jun. 30, 2018	Jul. 01, 2017
Supplemental Guarantor Information [Line Items]
Sales	$ 15,474,862	$ 14,658,074	$ 14,765,707	$ 15,215,279	$ 15,315,906	$ 14,349,504	$ 14,411,490	$ 14,650,424	$ 60,113,922	$ 58,727,324	$ 55,371,139
Cost of sales	12,495,670	11,903,776	11,993,995	12,311,494	12,399,197	11,673,876	11,712,104	11,856,756	48,704,935	47,641,933	44,813,632
Gross profit	2,979,192	2,754,298	2,771,712	2,903,785	2,916,709	2,675,628	2,699,386	2,793,668	11,408,987	11,085,391	10,557,507
Operating expenses	2,258,662	2,224,713	2,319,817	2,275,645	2,232,773	2,193,425	2,170,834	2,174,303	9,078,837	8,771,335	8,502,891
Operating income	720,530	529,585	451,895	628,140	683,936	482,203	528,552	619,365	2,330,150	2,314,056	2,054,616
Interest expense (income)	89,780	94,514	87,113	89,016	92,468	136,145	85,986	80,884	360,423	395,483	302,878
Other (income) expense, net	(51,558)	4,120	10,197	1,132	(1,688)	(18,826)	(9,162)	(7,975)	(36,109)	(37,651)	(14,492)
Earnings before income taxes	682,308	430,951	354,585	537,992	593,156	364,884	451,728	546,456	2,005,836	1,956,224	1,766,230
Income tax (benefit) provision	146,542	(9,132)	87,205	106,950	144,228	34,799	167,615	178,816	331,565	525,458	623,727
Equity in earnings of subsidiaries									0	0	0
Net earnings	$ 535,766	$ 440,083	$ 267,380	$ 431,042	$ 448,928	$ 330,085	$ 284,113	$ 367,640	1,674,271	1,430,766	1,142,503
Other comprehensive income (loss)									(190,460)	89,913	95,381
Comprehensive income									1,483,811	1,520,679	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									861,914	804,202	935,472
Operating income									(861,914)	(804,202)	(935,472)
Interest expense (income)									193,457	294,401	405,030
Other (income) expense, net									(38,360)	(39,503)	(27,713)
Earnings before income taxes									(1,017,011)	(1,059,100)	(1,312,789)
Income tax (benefit) provision									(454,578)	(135,385)	(463,598)
Equity in earnings of subsidiaries									2,236,704	2,354,481	1,991,694
Net earnings									1,674,271	1,430,766	1,142,503
Other comprehensive income (loss)									(190,460)	89,913	95,381
Comprehensive income									1,483,811	1,520,679	1,237,884
Reportable Legal Entities | Certain U.S. Broadline Subsidiaries
Supplemental Guarantor Information [Line Items]
Sales									37,453,729	35,963,053	34,325,884
Cost of sales									30,282,665	29,102,278	27,690,469
Gross profit									7,171,064	6,860,775	6,635,415
Operating expenses									4,163,261	4,007,565	3,903,183
Operating income									3,007,803	2,853,210	2,732,232
Interest expense (income)									(104,341)	(110,715)	(122,012)
Other (income) expense, net									(489)	2,270	3,530
Earnings before income taxes									3,112,633	2,961,655	2,850,714
Income tax (benefit) provision									792,542	655,824	1,006,703
Equity in earnings of subsidiaries									0	0	0
Net earnings									2,320,091	2,305,831	1,844,011
Other comprehensive income (loss)									0	0	0
Comprehensive income									2,320,091	2,305,831	1,844,011
Reportable Legal Entities | Other Non-Guarantor Subsidiaries
Supplemental Guarantor Information [Line Items]
Sales									25,002,655	24,784,842	22,862,131
Cost of sales									20,764,732	20,560,226	18,940,039
Gross profit									4,237,923	4,224,616	3,922,092
Operating expenses									4,053,662	3,959,568	3,664,236
Operating income									184,261	265,048	257,856
Interest expense (income)									271,307	211,797	19,860
Other (income) expense, net									2,740	(418)	9,691
Earnings before income taxes									(89,786)	53,669	228,305
Income tax (benefit) provision									(6,399)	5,019	80,622
Equity in earnings of subsidiaries									464,701	0	0
Net earnings									381,314	48,650	147,683
Other comprehensive income (loss)									(119,126)	(22,987)	(9,317)
Comprehensive income									262,188	25,663	138,366
Eliminations
Supplemental Guarantor Information [Line Items]
Sales									(2,342,462)	(2,020,571)	(1,816,876)
Cost of sales									(2,342,462)	(2,020,571)	(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 (income) expense, net									0	0	0
Earnings before income taxes									0	0	0
Income tax (benefit) provision									0	0	0
Equity in earnings of subsidiaries									(2,701,405)	(2,354,481)	(1,991,694)
Net earnings									(2,701,405)	(2,354,481)	(1,991,694)
Other comprehensive income (loss)									119,126	22,987	9,317
Comprehensive income									$ (2,582,279)	$ (2,331,494)	$ (1,982,377)