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Property, Plant and Equipment | 9 Months Ended
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Dec. 31, 2024
Property, Plant and Equipment |
Property, Plant and Equipment | Note 13: Property, Plant and Equipment Property, plant and equipment, including depreciable lives, consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, 2024 |  | March 31, 2024
Land | ​ | $ | 15.7 | ​ | $ | 16.3
Buildings and improvements (10-40 years) | ​ |  | 246.7 | ​ |  | 280.7
Machinery and equipment (3-15 years) | ​ |  | 830.3 | ​ |  | 824.4
Office equipment (3-10 years) | ​ |  | 92.3 | ​ |  | 97.0
Construction in progress | ​ |  | 55.6 | ​ |  | 67.6
​ | ​ |  | 1,240.6 | ​ |  | 1,286.0
Less: accumulated depreciation | ​ |  | (885.8) | ​ |  | (920.3)
Net property, plant and equipment | ​ | $ | 354.8 | ​ | $ | 365.7
​ The December 31, 2024 property, plant and equipment in the table above excludes amounts classified as held for sale. See Note 2 for additional information.

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