FAIR VALUE MEASUREMENTS - Carrying Amounts and Fair Values of Financial Instruments (Details) - USD ($) $ in Millions		Dec. 30, 2023	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents		$ 4,135	$ 3,472	$ 3,288	$ 3,001
Short-term borrowings—trade receivable securitization facility		449	349
Long-term Debt		21,427	19,401
Other Current Assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Swap Assets	[1]	75	103
Other Noncurrent Assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Swap Assets	[2]	20	41
Interest Rate Cap Agreements	[2]	39	53
Interest Rate Collar Assets	[2]	4	17
Accrued Liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign Currency Contract, Liability	[3]	0	5
Other Noncurrent Liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Cap Liabilities Carrying Amount	[4]	1	1
Interest rate swap agreements	[4]	3	3
Term loans
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	7,157	6,179
Government refundable advances
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt		21	21
Finance Lease Obligations
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt		254	193
Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents, Fair Value		4,135	3,472
Level 2 | Other Current Assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Swap Assets	[1]	75	103
Level 2 | Other Noncurrent Assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Swap Assets	[2]	20	41
Interest Rate Cap Agreements	[2]	39	53
Interest Rate Collar Assets	[2]	4	17
Level 2 | Accrued Liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign Currency Contract, Liability	[3]	0	5
Level 2 | Other Noncurrent Liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Cap Liabilities Carrying Amount	[4]	1	1
Interest rate swap agreements	[4]	3	3
Level 2 | Term loans
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	7,216	6,212
Level 2 | Government refundable advances
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value		21	21
Level 2 | Finance Lease Obligations
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value		254	193
Senior Secured Notes $4.4B Due 2026 6.25% | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	4,379	4,377
Senior Secured Notes $4.4B Due 2026 6.25% | Level 1 | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	4,378	4,329
Senior Subordinated Notes $550M Due 2027 7.50% | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	548	548
Senior Subordinated Notes $550M Due 2027 7.50% | Level 1 | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	552	549
Senior Subordinated Notes $2650M Due 2027 5.50% | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	2,638	2,638
Senior Subordinated Notes $2650M Due 2027 5.50% | Level 1 | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	2,607	2,484
Senior Secured Notes $2,100M due 2028 6.75% | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	2,073	2,071
Senior Secured Notes $2,100M due 2028 6.75% | Level 1 | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	2,137	2,069
Senior Subordinated Notes $1200M Due 2029 4.625% | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	1,193	1,193
Senior Subordinated Notes $1200M Due 2029 4.625% | Level 1 | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	1,116	1,047
Senior Subordinated Notes $750M due 2029 4.875% | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	745	745
Senior Subordinated Notes $750M due 2029 4.875% | Level 1 | Senior Subordinated Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	698	654
Senior Secured Notes $1,450M due 2030 | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	1,436	1,436
Senior Secured Notes $1,450M due 2030 | Level 1 | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	1,494	1,423
Senior Secured Notes $1,000M due 2031 7.125% | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term Debt	[5]	983	0
Senior Secured Notes $1,000M due 2031 7.125% | Level 1 | Secured Debt
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, including current portion, Fair Value	[5]	1,051	0
Asset-backed Securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term borrowings—trade receivable securitization facility	[5]	449	349
Asset-backed Securities | Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Short-term borrowings - trade receivable securitization facility, Fair Value	[5]	$ 449	$ 349

[1] Included in prepaid expenses and other on the condensed consolidated balance sheets.

[2] Included in other non-current assets on the condensed consolidated balance sheets.

[3] Included in accrued and other current liabilities on the condensed consolidated balance sheets.

[4] Included in other non-current liabilities on the condensed consolidated balance sheets.

[5] The carrying amount of the debt instrument is presented net of debt issuance costs, premium and discount. Refer to Note 7, “Debt,” for gross carrying amounts.