Amount of amortization expense attributable to debt issuance costs.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
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Amount of increase (decrease) in interest expense on long-term debt.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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Debt - Senior Credit Facility (Details) - USD ($)			3 Months Ended
Debt - Senior Credit Facility (Details) - USD ($)	Mar. 31, 2023	Jul. 01, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 10, 2021
Senior Credit Facilities
Line of Credit Facility [Line Items]
Aggregate principal amount		$ 4,000,000,000
Amortization of debt issuance costs			$ 3,000,000	$ 4,000,000
Increase (decrease) in interest expense			$ (11,000,000)	(2,000,000)
Term Loan A Credit Facility
Line of Credit Facility [Line Items]
Aggregate principal amount		850,000,000
Term Loan A Credit Facility \| SOFR
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate			1.75%
Term Loan B Credit Facility
Line of Credit Facility [Line Items]
Aggregate principal amount		$ 2,800,000,000
Amortization of debt issuance costs			$ 60,000,000	$ 48,000,000
Term Loan B Credit Facility \| SOFR
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate		2.75%
Term Loan B Credit Facility \| SOFR Floor
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate		0.50%
Term A Facility and Revolving Credit Facility \| SOFR \| Minimum
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate		1.75%
Term A Facility and Revolving Credit Facility \| SOFR \| Maximum
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate		2.50%
Term A Facility and Revolving Credit Facility \| SOFR Floor
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate	0.10%
5.000% Senior Notes
Line of Credit Facility [Line Items]
Debt instrument, interest rate			5.00%		5.00%
Revolving Credit Facility
Line of Credit Facility [Line Items]
Aggregate principal amount		$ 350,000,000
Revolving Credit Facility \| SOFR
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate			1.75%
Revolving Credit Facility \| Term A Facility and Revolving Credit Facility \| SOFR \| Minimum
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate		1.75%
Revolving Credit Facility \| Term A Facility and Revolving Credit Facility \| SOFR \| Maximum
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate		2.50%
Revolving Credit Facility \| Term A Facility and Revolving Credit Facility \| SOFR Floor
Line of Credit Facility [Line Items]
Debt instrument, rate added on variable rate	0.10%
Letter of Credit
Line of Credit Facility [Line Items]
Aggregate principal amount		$ 50,000,000