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Restructuring, Exit and Other Charges - Additional Information (Details)
$ in Thousands
 3 Months Ended 12 Months Ended 24 Months Ended
Nov. 10, 2020
USD ($)
Employee
Mar. 31, 2021
USD ($)
Jan. 03, 2021
USD ($)
Oct. 04, 2020
USD ($)
Jul. 05, 2020
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Mar. 31, 2021
USD ($)
Employee
Mar. 31, 2020
USD ($)
Employee
Mar. 31, 2019
USD ($)
Mar. 31, 2021
USD ($)
Restructuring Cost and Reserve [Line Items]                          
Expected cost remaining   $ 7,424               $ 7,424     $ 7,424
Expected reduction in number of employees | Employee                     160    
Write-off of assets relating to restructuring and other exit charges                   10,231 $ 10,986 $ 26,308  
Restructuring and other exit charges   20,672 $ 15,196 $ 3,119 $ 1,387 $ 2,695 $ 9,417 $ 6,282 $ 2,372 $ 40,374 20,766 34,709  
Gain on sale of certain licenses and assets     4,397                    
Restructuring Related to Sale of Geräte- und Akkumulatorenwerk Zwickau GmbH                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges                     4,930    
Restructuring Charges Relating to Dissolving Joint Venture in Tunisia                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges                     957    
Restructuring Related to Improving Profitability in India | Asia                          
Restructuring Cost and Reserve [Line Items]                          
Write-off of assets relating to restructuring and other exit charges                     660    
Energy Systems                          
Restructuring Cost and Reserve [Line Items]                          
Expected reduction in number of employees | Employee                   47      
Restructuring and other exit charges                   $ 3,187 7,284 10,593  
Motive Power                          
Restructuring Cost and Reserve [Line Items]                          
Expected reduction in number of employees | Employee                   32      
Restructuring and other exit charges                   $ 36,798 2,021 5,751  
Specialty                          
Restructuring Cost and Reserve [Line Items]                          
Expected remaining restructuring charges   169               169     169
Restructuring and other exit charges                   389 6,020 18,365  
Cash Charges | Energy Systems                          
Restructuring Cost and Reserve [Line Items]                          
Expected remaining restructuring charges   3,187               3,187     3,187
Cash Charges | Motive Power                          
Restructuring Cost and Reserve [Line Items]                          
Expected remaining restructuring charges   4,012               4,012     4,012
Non Cash Charges | Restructuring Related to Improving Profitability in India | Asia | Cost of Sales                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges                     526    
Employee Severance                          
Restructuring Cost and Reserve [Line Items]                          
Exit charges                   33,006 9,780 24,086  
Restructuring and other exit charges                   40,374 20,766 34,709  
Employee Severance | Energy Systems                          
Restructuring Cost and Reserve [Line Items]                          
Exit charges                   0 526 5,477  
Restructuring and other exit charges                   3,187 7,334 10,592  
Employee Severance | Motive Power                          
Restructuring Cost and Reserve [Line Items]                          
Exit charges                   32,786 5,541 957  
Restructuring and other exit charges                   36,798 7,401 5,752  
Employee Severance | Specialty                          
Restructuring Cost and Reserve [Line Items]                          
Exit charges                   220 3,713 17,652  
Restructuring and other exit charges                   389 6,031 18,365  
Closure of Facility in Hagen, Germany                          
Restructuring Cost and Reserve [Line Items]                          
Expected remaining restructuring charges $ 60,000                        
Expected reduction in number of employees | Employee 200                        
Closure of Facility in Hagen, Germany | Cash Charges                          
Restructuring Cost and Reserve [Line Items]                          
Expected remaining restructuring charges $ 40,000                        
Closure of Facility in Hagen, Germany | Non Cash Charges                          
Restructuring Cost and Reserve [Line Items]                          
Expected remaining restructuring charges $ 20,000 7,946               7,946     7,946
Closure of Facility in Hagen, Germany | Employee Severance                          
Restructuring Cost and Reserve [Line Items]                          
Write-off of assets relating to restructuring and other exit charges                   23,331      
Closure of Facility in Vijayawada, India | Employee Severance                          
Restructuring Cost and Reserve [Line Items]                          
Exit charges                   1,509      
Closure Of Facility In Targovishte, Bulgaria                          
Restructuring Cost and Reserve [Line Items]                          
Expected cost remaining                       26,000  
Restructuring and other exit charges                   220 5,123 $ 20,242  
Strategy to Exit Manufacture of Batteries for Diesel-Electric Submarines                          
Restructuring Cost and Reserve [Line Items]                          
Proceeds from sale of assets                     2,031    
Gain on sale of certain licenses and assets                     892    
Fixed Asset Write-Off, Kentucky and Tennessee Plants                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges                     5,441    
Richmond Kentucky Battery Formation Area Fire                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges           5             46,117
Gain on sale of certain licenses and assets                   4,397      
Prepaid insurance   $ 21,617       $ 12,000       21,617 12,000   $ 21,617
Restructuring charges, cash charges related to employee severance and other charges                   7,500 5,000    
Richmond Kentucky Battery Formation Area Fire | Write-Offs for Damages, Cleanup, Asset Replacement, and Other                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges                     $ 17,037    
Richmond Kentucky Battery Formation Area Fire | Cleanup                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring and other exit charges                   16,580      
Richmond Kentucky Battery Formation Area Fire | Business Interruption Claim                          
Restructuring Cost and Reserve [Line Items]                          
Restructuring charges, cash charges related to employee severance and other charges     $ 2,344 $ 1,456 $ 3,700         $ 12,500