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Derivative Instruments - Narrative (Details) - USD ($) $ in Millions	Sep. 30, 2023	Jun. 30, 2023
Interest rate swaps
Derivative [Line Items]
Derivative, notional amount	$ 1,200	$ 1,200
Derivative, average fixed interest rate	3.88%
Interest rate swaps | Receive variable/pay fixed
Derivative [Line Items]
Derivative, notional amount	$ 0	0
Interest rate swaps | Received fixed/pay variable | Fair value hedging
Derivative [Line Items]
Derivative, notional amount	650	650
Forward exchange contracts
Derivative [Line Items]
Derivative, notional amount	$ 441	$ 462

X

- Definition

Average fixed interest rate related to the group of interest rate derivatives.

+ References

No definition available.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480237/815-40-50-5

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X

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480434/815-10-50-1A

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- Details

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