Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Fair value portion of contractual obligation to pay money on demand or on fixed or determinable dates.

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- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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- Definition

Fair value portion of notes payable.

+ References

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Fair Value Measurements - Carrying and Estimated Fair Value of Debt (Details) - USD ($) $ in Millions	Apr. 20, 2025	Sep. 30, 2024	May 01, 2020
Unsecured Debt \| 5.25% Notes due 2025
Debt Instrument [Line Items]
Carrying value		$ 1,302
Unsecured Debt \| 3.00% Notes due 2026
Debt Instrument [Line Items]
Carrying value		300
Unsecured Debt \| 7.375% Debentures due 2027
Debt Instrument [Line Items]
Carrying value		108
Unsecured Debt \| 3.45% Notes due 2027
Debt Instrument [Line Items]
Carrying value		300
Unsecured Debt \| 5.125% Notes due 2027
Debt Instrument [Line Items]
Carrying value		1,727
Unsecured Debt \| 2.625% due 2030
Debt Instrument [Line Items]
Carrying value		500
Unsecured Debt \| 1.000% Payroll Support Program Loan due 2030
Debt Instrument [Line Items]
Carrying value		976
Unsecured Debt \| 1.000% Payroll Support Program Loan due 2030 \| Forecast
Debt Instrument [Line Items]
Variable rate (as a percent)	2.00%
Unsecured Debt \| 1.000% Payroll Support Program Loan due 2031
Debt Instrument [Line Items]
Carrying value		566
Unsecured Debt \| 1.000% Payroll Support Program Loan due 2031 \| Forecast
Debt Instrument [Line Items]
Variable rate (as a percent)	2.00%
Unsecured Debt \| 1.000% Payroll Support Program Loan Due 2031
Debt Instrument [Line Items]
Carrying value		526
Unsecured Debt \| 1.000% Payroll Support Program Loan Due 2031 \| Forecast
Debt Instrument [Line Items]
Variable rate (as a percent)	2.00%
Convertible Debt \| 1.25% Convertible Notes due 2025
Debt Instrument [Line Items]
Carrying value		$ 1,611
Level 2 \| Unsecured Debt \| 5.25% Notes due 2025
Debt Instrument [Line Items]
Stated interest rate		5.25%
Notes payable, Estimated Fair Value		$ 1,303
Level 2 \| Unsecured Debt \| 3.00% Notes due 2026
Debt Instrument [Line Items]
Stated interest rate		3.00%
Notes payable, Estimated Fair Value		$ 291
Level 2 \| Unsecured Debt \| 7.375% Debentures due 2027
Debt Instrument [Line Items]
Stated interest rate		7.375%
Loans payable, Estimated Fair Value		$ 115
Level 2 \| Unsecured Debt \| 3.45% Notes due 2027
Debt Instrument [Line Items]
Stated interest rate		3.45%
Notes payable, Estimated Fair Value		$ 291
Level 2 \| Unsecured Debt \| 5.125% Notes due 2027
Debt Instrument [Line Items]
Stated interest rate		5.125%
Notes payable, Estimated Fair Value		$ 1,759
Level 2 \| Unsecured Debt \| 2.625% due 2030
Debt Instrument [Line Items]
Stated interest rate		2.625%
Notes payable, Estimated Fair Value		$ 453
Level 2 \| Convertible Debt \| 1.25% Convertible Notes due 2025
Debt Instrument [Line Items]
Stated interest rate		1.25%	1.25%
Notes payable, Estimated Fair Value		$ 1,626
Level 3 \| Unsecured Debt \| 1.000% Payroll Support Program Loan due 2030
Debt Instrument [Line Items]
Stated interest rate		1.00%
Notes payable, Estimated Fair Value		$ 969
Level 3 \| Unsecured Debt \| 1.000% Payroll Support Program Loan due 2031
Debt Instrument [Line Items]
Stated interest rate		1.00%
Notes payable, Estimated Fair Value		$ 546
Level 3 \| Unsecured Debt \| 1.000% Payroll Support Program Loan Due 2031
Debt Instrument [Line Items]
Stated interest rate		1.00%
Notes payable, Estimated Fair Value		$ 500