Quarterly report pursuant to Section 13 or 15(d)

Restructuring Charges (Details)

v3.19.2
Restructuring Charges (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Restructuring Charges    
Restructuring charges $ 2,208 $ (96)
Reconciliation of restructuring liability    
Costs charged to expense 2,208 (96)
Employee Severance    
Restructuring Charges    
Restructuring charges 1,229 (84)
Reconciliation of restructuring liability    
Beginning of period 1,865 9,629
Costs charged to expense 1,229 (84)
Costs paid or settled (1,315) (5,131)
Change in foreign exchange 10 (244)
End of period 1,789 4,170
Employee Severance | NEVADA | Solid Capacitors    
Restructuring Charges    
Restructuring and Related Cost, Incurred Cost 448  
Restructuring and Related Cost, Cost Incurred to Date 448  
Restructuring and Related Cost, Expected Cost 897  
Employee Severance | Granna, Sweden [Member] | Film and Electrolytic [Member]    
Restructuring Charges    
Restructuring and Related Cost, Incurred Cost 673  
Restructuring and Related Cost, Cost Incurred to Date 673  
Restructuring and Related Cost, Expected Cost 673  
Manufacturing Relocation 1 [Member]    
Reconciliation of restructuring liability    
Costs paid or settled (979)  
Facility Closing [Member] | NEVADA | Solid Capacitors    
Restructuring Charges    
Restructuring and Related Cost, Incurred Cost (552)  
Restructuring and Related Cost, Cost Incurred to Date 2,805  
Restructuring and Related Cost, Expected Cost 2,098  
Facility Closing [Member] | Granna, Sweden [Member] | Film and Electrolytic [Member]    
Restructuring Charges    
Restructuring and Related Cost, Incurred Cost 1,308  
Restructuring and Related Cost, Cost Incurred to Date 3,603  
Restructuring and Related Cost, Expected Cost 3,964  
Manufacturing Relocation    
Restructuring Charges    
Restructuring charges 979 (12)
Reconciliation of restructuring liability    
Beginning of period 316 330
Costs charged to expense 979 (12)
Costs paid or settled   (12)
Change in foreign exchange 9 (13)
End of period 325 $ 317
reorganization due to decline of MnO2 Products [Member] | Employee Severance | Solid Capacitors    
Restructuring Charges    
Restructuring and Related Cost, Incurred Cost 43  
Restructuring and Related Cost, Cost Incurred to Date 1,628  
Restructuring and Related Cost, Expected Cost 3,128  
reorganization due to decline of MnO2 Products [Member] | Facility Closing [Member] | Solid Capacitors    
Restructuring Charges    
Restructuring and Related Cost, Incurred Cost 0  
Restructuring and Related Cost, Cost Incurred to Date 0  
Restructuring and Related Cost, Expected Cost $ 0