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Segment and Geographic Information, Assets by Segment (Details) - USD ($) $ in Millions		Mar. 31, 2025	Mar. 31, 2024
Segment and Geographic Information [Abstract]
Total assets		$ 1,917.6	$ 1,851.5
Other [Member]
Segment and Geographic Information [Abstract]
Total assets	[1]	1,097.8	1,070.7
Operating Segments [Member] | Climate Solutions
Segment and Geographic Information [Abstract]
Total assets		448.7	412.7
Operating Segments [Member] | Performance Technologies
Segment and Geographic Information [Abstract]
Total assets		$ 371.1	$ 368.1
[1] Represents cash and cash equivalents, other current assets, property plant and equipment, intangible assets, goodwill, deferred income taxes, and other noncurrent assets for the Climate Solutions and Performance Technologies segments and Corporate.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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