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Significant Accounting Policies (Details)
$ in Millions
12 Months Ended
Mar. 31, 2021
USD ($)
Mar. 31, 2021
USD ($)
reporting_unit
Mar. 31, 2021
USD ($)
segment
Mar. 31, 2021
USD ($)
unit
Mar. 31, 2020
USD ($)
Property, Plant and Equipment [Line Items]          
Number of reporting units   2   2  
Amount of distributor advances, included in accounts receivable | $ $ 104.8 $ 104.8 $ 104.8 $ 104.8 $ 141.0
Number of days requiring distributor to settle receivable balances (in days) 30 days        
Number of operating segments | segment     2    
Likely realization upon settlement of income tax benefit 50.00% 50.00% 50.00% 50.00%  
Minimum          
Property, Plant and Equipment [Line Items]          
Product warranty 12 months        
Useful life 1 year        
Minimum | Building and building improvements          
Property, Plant and Equipment [Line Items]          
Property, plant and equipment, useful life 10 years        
Minimum | Machinery and equipment          
Property, Plant and Equipment [Line Items]          
Property, plant and equipment, useful life 5 years        
Maximum          
Property, Plant and Equipment [Line Items]          
Product warranty 24 months        
Useful life 15 years        
Maximum | Building and building improvements          
Property, Plant and Equipment [Line Items]          
Property, plant and equipment, useful life 30 years        
Maximum | Machinery and equipment          
Property, Plant and Equipment [Line Items]          
Property, plant and equipment, useful life 7 years