Annual report pursuant to Section 13 and 15(d)

Equity Method Investments - Related Party Transactions (Details)

v3.19.1
Equity Method Investments - Related Party Transactions (Details) - NEC TOKIN Corporation - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Apr. 19, 2017
Mar. 31, 2018
Related Party Transaction [Line Items]    
KEC’s sales to TOKIN $ 727 $ 17,100
TOKIN’s sales to KEMET $ 356 $ 8,341