Debt - Narrative (Details) $ in Millions	3 Months Ended
	Sep. 30, 2024 USD ($) note	Sep. 30, 2023 USD ($)
Debt Instrument [Line Items]
Number of fixed rate notes issued | note	4
Debt face amount	$ 4,000.0
Notional amount of derivatives terminated	1,000.0
Unamortized loss on cash flow hedges	12.5	$ 0.0
Fair value of notes issued	3,779.3
Derivative Instrument, Termination One
Debt Instrument [Line Items]
Notional amount of derivatives terminated	400.0
Derivative Instrument, Termination Two
Debt Instrument [Line Items]
Notional amount of derivatives terminated	600.0
Fixed-rate 4.450% notes due September 9, 2034 | Senior Notes
Debt Instrument [Line Items]
Debt face amount	$ 1,000.0
Stated interest rate	4.45%
Minimum
Debt Instrument [Line Items]
Debt instrument, term	7 years
Maximum
Debt Instrument [Line Items]
Debt instrument, term	10 years