Goodwill and Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2023
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 165.6
Effect of exchange rate changes	0.0
Goodwill, ending balance	165.6
Intangible Assets [Abstract]
Gross carrying value	133.0		$ 133.0
Accumulated amortization	(53.9)		(51.9)
Net intangible assets	79.1		81.1
Amortization expense	2.0	$ 2.0
Estimated Future Amortization Expense [Abstract]
Remainder of fiscal 2024	6.0
2025	8.0
2026	8.0
2027	8.0
2028	8.0
2029	7.0
Climate Solutions [Member]
Goodwill [Roll Forward]
Goodwill, beginning balance	105.7
Effect of exchange rate changes	0.0
Goodwill, ending balance	105.7
Performance Technologies [Member]
Goodwill [Roll Forward]
Goodwill, beginning balance	59.9
Effect of exchange rate changes	0.0
Goodwill, ending balance	59.9
Customer Relationships [Member]
Intangible Assets [Abstract]
Gross carrying value	60.3		60.3
Accumulated amortization	(24.3)		(23.4)
Net intangible assets	36.0		36.9
Trade Names [Member]
Intangible Assets [Abstract]
Gross carrying value	50.1		50.1
Accumulated amortization	(16.5)		(15.9)
Net intangible assets	33.6		34.2
Acquired Technology [Member]
Intangible Assets [Abstract]
Gross carrying value	22.6		22.6
Accumulated amortization	(13.1)		(12.6)
Net intangible assets	$ 9.5		$ 10.0