Debt (Details) - USD ($) $ in Millions	Dec. 31, 2022	Jun. 30, 2022
Debt Instrument [Line Items]
Notes payable	$ 3,005.5	$ 3,006.0
Less: current portion (a)	(1.2)	(1.2)
Less: unamortized discount and debt issuance costs	(16.2)	(17.7)
Long-term debt	$ 2,988.1	2,987.1
Fixed-rate 3.375% notes due September 15, 2025
Debt Instrument [Line Items]
Stated interest rate	3.375%
Debt instrument effective rate (percent)	3.47%
Notes payable	$ 1,000.0	1,000.0
Fixed-rate 1.250% notes due September 1, 2030
Debt Instrument [Line Items]
Stated interest rate	1.25%
Debt instrument effective rate (percent)	1.83%
Notes payable	$ 1,000.0	1,000.0
Fixed-rate 1.700% notes due May 15, 2028
Debt Instrument [Line Items]
Stated interest rate	1.70%
Debt instrument effective rate (percent)	1.85%
Notes payable	$ 1,000.0	1,000.0
Other
Debt Instrument [Line Items]
Notes payable	$ 5.5	$ 6.0

Amount of debt and lease obligation, classified as current.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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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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Amount of unamortized debt discount (premium) and debt issuance costs.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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