Amount of fee for early termination of credit facility.

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Maximum ratio of total debt to total capitalization (total debt plus total equity plus redeemable noncontrolling interest) allowed under credit agreement

+ References

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Face (par) amount of debt instrument at time of issuance.

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

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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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No definition available.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The amount for notes payable (written promise to pay), due to related parties.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt (Narrative) (Details) € in Billions			1 Months Ended	12 Months Ended
Debt (Narrative) (Details) € in Billions	Mar. 31, 2021 USD ($)	Mar. 30, 2021 USD ($)	Nov. 18, 2021 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2020 EUR (€)
Debt Instrument [Line Items]
Related party debt				$ 358,400,000	$ 338,500,000
Cash paid for interest, net of amounts capitalized				150,400,000	67,200,000	$ 155,900,000
Repayments of long-term debt				462,900,000	406,600,000	428,600,000
Proceeds from issuance debt				$ 178,900,000	4,895,800,000	$ 0
Payable in U.S. Dollars \| Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount					3,800,000,000
Payable in Euro \| Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount \| €							€ 1.0
Note 3.0% due 2022 \| Senior Notes
Debt Instrument [Line Items]
Interest rate, stated percentage				3.00%
Note 3.0% due 2022 \| Senior Notes \| Subsequent event
Debt Instrument [Line Items]
Interest rate, stated percentage			3.00%
Repayments of long-term debt			$ 400,000,000
Revolving credit agreement \| Credit Agreement 2021
Debt Instrument [Line Items]
Term of credit facility (in years)	5 years
Maximum borrowing capacity	$ 2,500,000,000
Credit facility, amount borrowed and outstanding				$ 0
Revolving credit agreement \| Credit Agreement 2021 \| Maximum
Debt Instrument [Line Items]
Debt covenant, maximum ratio of total debt to capitalization	70.00%
Revolving credit agreement \| 2017 Credit Agreement
Debt Instrument [Line Items]
Term of credit facility (in years)		5 years
Maximum borrowing capacity		$ 2,300,000,000
Credit facility, amount borrowed and outstanding		$ 0			$ 0
Early termination penalties				0
Foreign credit facilities \| Foreign subsidiaries facilities
Debt Instrument [Line Items]
Maximum borrowing capacity				296,700,000
Credit facility, amount borrowed and outstanding				$ 176,200,000