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Inventories, Net Inventories, Net (Tables)
6 Months Ended
Sep. 30, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory Inventory costs include material, labor, and overhead. Inventories, net consisted of the following:
 September 30,
2020
March 31,
2020
Raw materials$101,608 $94,321 
Work in process40,617 35,643 
Finished goods172,483 151,381 
LIFO reserve(18,752)(16,937)
Reserve for excess and obsolete inventory(17,363)(16,149)
Inventories, net$278,593 $248,259