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

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

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

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

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No definition available.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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Amount of long-term debt and lease obligation, classified as current.

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Amount of long-term debt and lease obligation, including portion classified as current.

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No definition available.

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Amount of borrowings classified as other, maturing within one year or the normal operating cycle, if longer.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Debt and Financing Arrangements - Schedule of Long-term Debt (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Sep. 30, 2020
Long-term debt:
Finance lease obligations	$ 1	$ 1
Less: debt issuance costs	(30)	(32)
Gross long-term debt	3,645	3,679
Less: current portion	163	167
Net long-term debt	3,482	3,512
Short-term debt:
Other bank borrowings	11	17
Total short-term debt	$ 11	17
EURIBOR
Short-term debt:
Basis spread	1.58%
Term Loan B - LIBOR plus 3.50% due in 2028
Long-term debt:
Long-term debt, gross	$ 995	998
Term Loan B - LIBOR plus 3.50% due in 2028 \| LIBOR
Short-term debt:
Interest rate	3.50%
Unsecured Debt \| 4.875% Notes due in 2026
Long-term debt:
Long-term debt, gross	$ 795	795	$ 797
Short-term debt:
Interest rate	4.875%
Unsecured Debt \| 3.50% Notes due in 2024
Long-term debt:
Long-term debt, gross	$ 1,132	1,161
Short-term debt:
Interest rate	3.50%
Unsecured Debt \| 9.00% Notes due in 2025
Long-term debt:
Long-term debt, gross	$ 600	600
Short-term debt:
Interest rate	9.00%
Unsecured Debt \| European Investment Bank Loan - EURIBOR plus 1.58% due in 2022
Long-term debt:
Long-term debt, gross	$ 152	$ 156
Unsecured Debt \| European Investment Bank Loan - EURIBOR plus 1.58% due in 2022 \| EURIBOR
Short-term debt:
Basis spread	1.58%