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Property, Plant and Equipment (Tables)
9 Months Ended
Dec. 31, 2025
Property, Plant and Equipment  
Property, Plant and Equipment

Property, plant and equipment, including depreciable lives, consisted of the following:

  ​ ​ ​

December 31, 2025

  ​ ​ ​

March 31, 2025

Land

$

19.3

$

16.4

Buildings and improvements (10-40 years)

 

285.7

 

257.7

Machinery and equipment (3-15 years)

 

894.2

 

843.7

Office equipment (3-10 years)

 

95.9

 

92.6

Construction in progress

 

91.9

 

69.5

 

1,387.0

 

1,279.9

Less: accumulated depreciation

 

(907.4)

 

(889.4)

Net property, plant and equipment

$

479.6

$

390.5