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Subsequent Events (Details) $ / shares in Units, £ in Millions, $ in Millions		3 Months Ended				9 Months Ended
	Aug. 05, 2025 $ / shares	Sep. 30, 2025 GBP (£)	Sep. 30, 2025 USD ($)	Jun. 30, 2025 $ / shares	Jun. 30, 2024 $ / shares	Jun. 30, 2025 $ / shares	Jun. 30, 2024 $ / shares
Subsequent Event [Line Items]
Quarterly cash dividend (in dollars per share)				$ 0.2675	$ 0.2650	$ 0.8000	$ 0.7925
Subsequent Event
Subsequent Event [Line Items]
Quarterly cash dividend (in dollars per share)	$ 0.2675
Subsequent Event \| Remsdaq Ltd Member \| Forecast
Subsequent Event [Line Items]
Business combination, consideration transferred		£ 12.2	$ 16.3
Payments to acquire businesses, gross \| £		£ 9.2