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Property, Plant, and Equipment
12 Months Ended
Mar. 31, 2013
Property, Plant, and Equipment

4. Property, Plant, and Equipment

Property, plant, and equipment consist of:

 

     March 31,  
     2013     2012  

Land, buildings, and improvements

   $ 206,610      $ 201,038   

Machinery and equipment

     528,546        511,599   

Construction in progress

     25,139        29,779   
  

 

 

   

 

 

 
     760,295        742,416   

Less accumulated depreciation

     (410,169     (389,201
  

 

 

   

 

 

 

Total

   $ 350,126      $ 353,215   
  

 

 

   

 

 

 

Depreciation expense for the fiscal years ended March 31, 2013, 2012 and 2011 totaled $47,876, $48,532, and $43,517, respectively. Interest capitalized in connection with major construction projects amounted to $619, $797, and $1,292 for the fiscal years ended March 31, 2013, 2012 and 2011, respectively.