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Variable Interest Entities Variable Interest Entities (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Sep. 30, 2021	Sep. 30, 2013	Sep. 30, 2012
Variable Interest Entities
Other long-term liabilities		$ 1,560		$ 2,041
Accrued interest		22		10
VIE Financing
Face amount		$ 40			$ 360
Financial instruments subject to mandatory redemption, interest rate, stated percentage		7.00%
Liabilities
Current maturities of long-term debt of variable interest entities		$ 44		43
Long-term debt of variable interest entities, net		985		1,006
Liabilities, Current		5,384		4,979
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entities
Other long-term liabilities		18		20
Liabilities		1,072		1,082		$ 1,000
Liabilities
Liabilities, Current		69		56
Interest Expense	$ 13	38	$ 39
Accounts Payable and Accrued Liabilities		$ 3		$ 3
JSCCG
VIE Financing
Face amount						900
Holdco
VIE Financing
Face amount						$ 100
SCCG
VIE Financing
Debt and Lease Obligation					$ 400

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Contractual interest rate for funds borrowed, under the agreement.

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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