Employee Benefit Plans - Components of Stock-Based Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Defined Benefit Plan Disclosure [Line Items]
Total pretax stock-based compensation expense	$ 60.6	$ 58.8
Operating expenses
Defined Benefit Plan Disclosure [Line Items]
Total pretax stock-based compensation expense	9.1	7.4
Selling, general and administrative expenses
Defined Benefit Plan Disclosure [Line Items]
Total pretax stock-based compensation expense	42.3	42.8
Research and development
Defined Benefit Plan Disclosure [Line Items]
Total pretax stock-based compensation expense	$ 9.2	$ 8.6