Employee Benefit Plans (Tables)

3 Months Ended

Sep. 30, 2025

Retirement Benefits [Abstract]

Schedule of Components of Stock-Based Compensation Expense

The following table represents pre-tax stock-based compensation expense for the three months ended September 30, 2025 and 2024, respectively:

	Three Months Ended
	September 30,
	2025		2024
Operating expenses	$	8.6	$	9.1
Selling, general and administrative expenses	41.4		42.3
Research and development	8.7		9.2
Total stock-based compensation expense	$	58.7	$	60.6

Schedule of Changes in Stock Options Outstanding

During the three months ended September 30, 2025, the following activity occurred under the Company’s existing plans:

Stock Options:

	Number of Options (in thousands)	Weighted Average Price (in dollars)
Options outstanding at July 1, 2025	1,035	$	164
Options exercised	(110)	$	183
Options forfeited/cancelled	—	$	—
Options outstanding at September 30, 2025	925	$	162

Schedule of Time Based Restricted Stock Units

Time-Based Restricted Stock Units:

	Number of Units (in thousands)
Restricted units outstanding at July 1, 2025	1,174
Restricted units granted	597
Restricted units vested	(556)
Restricted units forfeited	(22)
Restricted units outstanding at September 30, 2025	1,193

Schedule of Performance Based Restricted Shares and Units

Performance-Based Restricted Stock Units:

	Number of Units (in thousands)
Restricted units outstanding at July 1, 2025	778
Restricted units granted	387
Restricted units vested	(371)
Restricted units forfeited	(15)
Restricted units outstanding at September 30, 2025	779

Schedule of Net Pension (Income) Expense

The components of net pension (income)/expense were as follows:

	Three Months Ended
	September 30,
	2025		2024
Service cost – benefits earned during the period	$	2.0	$	1.5
Interest cost on projected benefits	21.7		21.9
Expected return on plan assets	(28.3)		(29.0)
Net amortization and deferral	0.8		0.7
Net pension (income)/expense	$	(3.8)	$	(4.9)