Goodwill and Intangible Assets, net - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (in years)	6 years		6 years
Amortization of intangible assets	$ 96.3	$ 94.9	$ 286.0	$ 285.1
Software and software licenses
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (in years)	6 years		6 years
Customer contracts and lists
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (in years)	5 years		5 years
Other intangibles
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (in years)	4 years		4 years