Repurchases of Shares (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	May 05, 2026	May 03, 2023
Share Repurchase Program [Line Items]
Share repurchase program, number of shares authorized				$ 500.0
Share Repurchase Program, Remaining Authorized, Amount	$ 900.0
Shares repurchased during period, number	0.5
Ordinary Stock Repurchases Not Including Shares Withheld for Taxes	$ 100.0
Shares obtained in connection with share based compensation award programs	0.1	0.1
Payments for shares obtained in connection with share based compensation programs	$ 15.5	$ 10.6
New Repurchase Program
Share Repurchase Program [Line Items]
Share repurchase program, number of shares authorized			$ 1,000.0