DEBT AND OTHER FINANCING ARRANGEMENTS - SUMMARY (Details) - USD ($)	Jul. 03, 2021	Sep. 30, 2020	Jun. 27, 2020
Debt [Line Items]
Total debt	$ 11,083,107,000		$ 14,446,879,000
Less current maturities of long-term debt	(486,141,000)		(1,542,128,000)
Less notes payable	(8,782,000)		(2,266,000)
Long-term debt	10,588,184,000		12,902,485,000
Principal payment required during next five years
2022	450,000,000
2023	593,303,000
2024	0
2025	1,654,138,000
2026	750,000,000
Interest payment required during next five years
2022	484,793,000
2023	474,331,000
2024	465,614,000
2025	465,583,000
2026	377,786,000
Commercial Paper
Debt [Line Items]
Total debt	0
Commercial Paper | U.K. Commercial paper, interest at 0.454%, maturing in fiscal 2021
Debt [Line Items]
Total debt	$ 0		740,226,000
Coupon Rate	0.454%
Senior Notes | Senior notes, interest at 2.60%, maturing in fiscal 2021
Debt [Line Items]
Total debt	$ 0		751,312,000
Coupon Rate	2.60%	2.60%
Senior Notes | Senior notes, interest at 2.50%, maturing in fiscal 2022
Debt [Line Items]
Total debt	$ 0		504,352,000
Coupon Rate	2.50%
Senior Notes | Senior notes, interest at 2.60%, maturing in fiscal 2022
Debt [Line Items]
Total debt	$ 449,180,000		448,336,000
Coupon Rate	2.60%
Senior Notes | Senior notes, interest at 1.25%, maturing in fiscal 2023
Debt [Line Items]
Total debt	$ 598,253,000		568,011,000
Coupon Rate	1.25%
Senior Notes | Senior notes, interest at 3.55%, maturing in fiscal 2025
Debt [Line Items]
Total debt	$ 533,681,000		551,756,000
Coupon Rate	3.55%
Senior Notes | Senior notes, interest at 3.65%, maturing in fiscal 2025
Debt [Line Items]
Total debt	$ 402,589,000		362,785,000
Coupon Rate	3.65%
Senior Notes | Senior notes, interest at 5.65%, maturing in fiscal 2025
Debt [Line Items]
Total debt	$ 746,186,000		745,241,000
Coupon Rate	5.65%
Senior Notes | Senior notes, interest at 3.75%, maturing in fiscal 2026
Debt [Line Items]
Total debt	$ 748,165,000		747,727,000
Coupon Rate	3.75%
Senior Notes | Senior notes, interest at 3.30%, maturing in fiscal 2027
Debt [Line Items]
Total debt	$ 994,916,000		993,978,000
Coupon Rate	3.30%
Senior Notes | Debentures, interest at 7.16%, maturing in fiscal 2027
Debt [Line Items]
Coupon Rate	7.16%
Senior Notes | Senior notes, interest at 3.25%, maturing in fiscal 2028
Debt [Line Items]
Total debt	$ 744,827,000		744,046,000
Coupon Rate	3.25%
Senior Notes | Senior notes, interest at 2.40%, maturing in fiscal 2030
Debt [Line Items]
Total debt	$ 495,728,000		495,273,000
Coupon Rate	2.40%
Senior Notes | Senior notes, interest at 5.95%, maturing fiscal 2030
Debt [Line Items]
Total debt	$ 991,833,000		1,239,439,000
Coupon Rate	5.95%
Senior Notes | Senior notes, interest at 5.375%, maturing in fiscal 2036
Debt [Line Items]
Total debt	$ 382,319,000		382,190,000
Coupon Rate	5.375%
Senior Notes | Senior notes, interest at 6.625%, maturing in fiscal 2039
Debt [Line Items]
Total debt	$ 199,088,000		199,390,000
Coupon Rate	6.625%
Senior Notes | Senior notes, interest at 6.60%, maturing in fiscal 2040
Debt [Line Items]
Total debt	$ 349,564,000		740,188,000
Coupon Rate	6.60%
Senior Notes | Senior notes, interest at 4.85%, maturing in fiscal 2046
Debt [Line Items]
Total debt	$ 496,177,000		496,017,000
Coupon Rate	4.85%
Senior Notes | Senior notes, interest at 4.50%, maturing in fiscal 2046
Debt [Line Items]
Total debt	$ 494,469,000		494,338,000
Coupon Rate	4.50%
Senior Notes | Senior notes, interest at 4.45%, maturing in fiscal 2048
Debt [Line Items]
Total debt	$ 492,813,000		492,662,000
Coupon Rate	4.45%
Senior Notes | Senior notes, interest at 6.60%, maturing in fiscal 2050
Debt [Line Items]
Total debt	$ 1,176,415,000		1,233,666,000
Coupon Rate	6.60%
Senior Notes | Senior notes, interest at 3.30%, maturing in fiscal year 2050
Debt [Line Items]
Total debt	$ 494,554,000		494,428,000
Coupon Rate	3.30%
Debentures | Debentures, interest at 7.16%, maturing in fiscal 2027
Debt [Line Items]
Total debt	$ 43,173,000		44,273,000
Coupon Rate	7.16%
Debentures | Debentures, interest at 6.50%, maturing in fiscal 2029
Debt [Line Items]
Total debt	$ 154,882,000		162,416,000
Coupon Rate	6.50%
Notes payable, capital leases, and other debt, interest averaging 4.40% and maturing at various dates to fiscal 2050 as of July 3, 2021 and 4.53% and maturing at various dates to fiscal 2046 as of June 27, 2020
Debt [Line Items]
Total debt	$ 94,295,000		$ 119,878,000
Average interest rate on debt instruments (as a percent)	4.40%		4.53%
Long-term revolving credit facility, interest at 2.125%, maturing in fiscal 2024
Debt [Line Items]
Total debt	$ 0		$ 694,951,000