Other Income and Expense (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Other Income and Expense [Abstract]
Interest income		$ 1.4	$ 0.3	$ 3.1	$ 0.7
Foreign currency transactions	[1]	(1.1)	(0.3)	(1.6)	(3.4)
Net periodic benefit cost	[2]	(0.8)	(0.4)	(2.5)	(1.4)
Total expense - net		$ (0.5)	$ (0.4)	$ (1.0)	$ (4.1)

[1] Foreign currency transactions primarily consist of foreign currency transaction gains and losses on the re-measurement or settlement of foreign currency-denominated assets and liabilities, including intercompany loans and transactions denominated in a foreign currency, along with gains and losses on certain foreign currency exchange contracts.

[2] Net periodic benefit cost for the Company’s pension and postretirement plans is exclusive of service cost.