Acquisition - Schedule of Preliminary Purchase Price Allocation (Details) - USD ($) $ in Millions	Jun. 30, 2025	Oct. 31, 2024	Jun. 30, 2024	Jun. 30, 2023
Business Combination [Line Items]
Goodwill	$ 3,273.5		$ 2,353.6	$ 2,339.4
WorkForce Software
Business Combination [Line Items]
Cash		$ 12.5
Accounts receivable, net of allowance for doubtful accounts		20.0
Identifiable intangible assets		292.0
Goodwill		880.4
Deferred income taxes, net of valuation allowance		51.2
All other assets		14.8
Total assets acquired		1,270.9
Deferred revenue		39.6
All other liabilities		60.5
Total liabilities assumed		100.1
Total net assets acquired		$ 1,170.8